### Summary

Ansible no longer returns distribution facts for my Amazon Linux 2 instances after #73767.

### Issue Type

Bug Report

### Component Name

setup

### Ansible Version

```console (paste below)
$ ansible --version
ansible [core 2.11.0b2.post0]  (detached HEAD 30c465c1a9) last updated 2021/03/17 18:53:46 (GMT -400)
  config file = /home/ec2-user/ansible-aws-coll/ansible/ansible.cfg
  configured module search path = ['/home/ec2-user/.ansible/plugins/modules', '/usr/share/ansible/plugins/modules']
  ansible python module location = /home/ec2-user/tmp/ansible/lib/ansible
  ansible collection location = /home/ec2-user/ansible-aws-coll/ansible/collections
  executable location = /home/ec2-user/tmp/ansible/bin/ansible
  python version = 3.8.5 (default, Feb 18 2021, 01:24:20) [GCC 7.3.1 20180712 (Red Hat 7.3.1-12)]
  jinja version = 2.11.3
  libyaml = True
```


### Configuration

```console (paste below)
$ ansible-config dump --only-changed
DEVEL_WARNING(env: ANSIBLE_DEVEL_WARNING) = False
```


### OS / Environment

Amazon Linux 2

### Steps to Reproduce

```
ansible localhost -m setup | grep distribution
```


### Expected Results

With 78d3810fdf:
```
[WARNING]: No inventory was parsed, only implicit localhost is available
        "ansible_distribution": "Amazon",
        "ansible_distribution_file_parsed": true,
        "ansible_distribution_file_path": "/etc/system-release",
        "ansible_distribution_file_variety": "Amazon",
        "ansible_distribution_major_version": "2",
        "ansible_distribution_release": "NA",
        "ansible_distribution_version": "2",
```

### Actual Results

```console (paste below)
[WARNING]: No inventory was parsed, only implicit localhost is available
```

alpine_facts = {}
        alpine_facts['distribution'] = 'Alpine'
        alpine_facts['distribution_version'] = data
        return True, alpine_facts
    def parse_distribution_file_SUSE(self, name, data, path, collected_facts):
        suse_facts = {}
        if 'suse' not in data.lower():
            return False, suse_facts  
        if path == '/etc/os-release':
            for line in data.splitlines():
                distribution = re.search("^NAME=(.*)", line)
                if distribution:
                    suse_facts['distribution'] = distribution.group(1).strip('"')
                
                distribution_version = re.search(r'^VERSION_ID="?([0-9]+\.?[0-9]*)"?', line)
                if distribution_version:
                    suse_facts['distribution_version'] = distribution_version.group(1)
                    suse_facts['distribution_major_version'] = distribution_version.group(1).split('.')[0]
                if 'open' in data.lower():
                    release = re.search(r'^VERSION_ID="?[0-9]+\.?([0-9]*)"?', line)
                    if release:
                        suse_facts['distribution_release'] = release.groups()[0]
                elif 'enterprise' in data.lower() and 'VERSION_ID' in line:
                    
                    release = re.search(r'^VERSION_ID="?[0-9]+\.?([0-9]*)"?', line)
                    if release.group(1):