##### SUMMARY

The list subcommand throws a lot of warnings about a missing version if the collection was not built and installed via an artifact. This information can often be obtained in the galaxy.yml though, so it would make sense to fallback to that ...

```
(ansible_base) [vagrant@centos8 ~]$ ansible-galaxy collection list
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/azure/azcollection' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/cyberark/bizdev' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/google/cloud' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/netbox_community/ansible_modules' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/splunk/enterprise_security' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/ansible/netcommon' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/check_point/mgmt' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/f5networks/f5_modules' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/ibm/qradar' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/openstack/cloud' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/vyos/vyos' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/arista/eos' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/cisco/iosxr' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/cisco/ucs' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/cisco/aci' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/cisco/meraki' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/cisco/intersight' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/cisco/mso' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/cisco/ios' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/cisco/nxos' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/fortinet/fortios' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/junipernetworks/junos' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/purestorage/flasharray' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/purestorage/flashblade' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/awx/awx' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/community/grafana' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/community/kubernetes' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/community/amazon' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/community/vmware' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/community/general' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/gavinfish/azuretest' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/netapp/aws' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/netapp/elementsw' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/netapp/ontap' does not have a MANIFEST.json file, cannot detect version.
[WARNING]: Collection at '/home/vagrant/.ansible/collections/ansible_collections/servicenow/servicenow' does not have a MANIFEST.json file, cannot detect version.

# /home/vagrant/.ansible/collections/ansible_collections
Collection                       Version
-------------------------------- -------
ansible.netcommon                *      
arista.eos                       *      
awx.awx                          *      
azure.azcollection               *      
check_point.mgmt                 *      
cisco.aci                        *      
cisco.intersight                 *      
cisco.ios                        *      
cisco.iosxr                      *      
cisco.meraki                     *      
cisco.mso                        *      
cisco.nxos                       *      
cisco.ucs                        *      
community.amazon                 *      
community.general                *      
community.grafana                *      
community.kubernetes             *      
community.vmware                 *      
cyberark.bizdev                  *      
f5networks.f5_modules            *      
fortinet.fortios                 *      
gavinfish.azuretest              *      
google.cloud                     *      
ibm.qradar                       *      
junipernetworks.junos            *      
netapp.aws                       *      
netapp.elementsw                 *      
netapp.ontap                     *      
netbox_community.ansible_modules *      
openstack.cloud                  *      
purestorage.flasharray           *      
purestorage.flashblade           *      
servicenow.servicenow            *      
splunk.enterprise_security       *      
vyos.vyos                        *
```


##### ISSUE TYPE
- Bug Report

##### COMPONENT NAME
ansible-galaxy collection list

##### ANSIBLE VERSION
<!--- Paste verbatim output from "ansible --version" between quotes -->
```paste below
devel
```


from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os.path
import re
import shutil
import textwrap
import time
import yaml
from yaml.error import YAMLError
import ansible.constants as C
from ansible import context
from ansible.cli import CLI
from ansible.cli.arguments import option_helpers as opt_help
from ansible.errors import AnsibleError, AnsibleOptionsError
from ansible.galaxy import Galaxy, get_collections_galaxy_meta_info
from ansible.galaxy.api import GalaxyAPI
from ansible.galaxy.collection import (
    build_collection,
    CollectionRequirement,
    download_collections,
    find_existing_collections,
    install_collections,
    publish_collection,