### Summary

when running ansible-test over a collection, if there are errors or failures, it will link you to the correct documentation to help resolve the issue. this functionality is currently broken as it is linking to `docs.ansible.com/ansible/` instead of `docs.ansible.com/ansible-core/` which leads to 404s. 


### Issue Type

Bug Report

### Component Name

ansible-test

### Ansible Version

```console
$ ansible --version
ansible [core 2.11.2]
```


### Configuration

```console
$ ansible-config dump --only-changed
```


### OS / Environment

Fedora 34

### Steps to Reproduce

<!--- Paste example playbooks or commands between quotes below -->
```yaml (paste below)
ansible-test sanity --docker
```


### Expected Results

Expect for docs link to correct navigate to the correct documentation. 

### Actual Results

```console
leads to documentation that 404s. Ex: https://docs.ansible.com/ansible/2.12/dev_guide/testing/sanity/pylint.html
```


### Code of Conduct

- [X] I agree to follow the Ansible Code of Conduct
"""Validate runtime metadata"""
    paths = sys.argv[1:] or sys.stdin.read().splitlines()
    collection_legacy_file = 'meta/routing.yml'
    collection_runtime_file = 'meta/runtime.yml'
    
    
    
    check_deprecation_dates = False
    for path in paths:
        if path == collection_legacy_file:
            print('%s:%d:%d: %s' % (path, 0, 0, ("Should be called '%s'" % collection_runtime_file)))
            continue
        validate_metadata_file(
            path,
            is_ansible=path not in (collection_legacy_file, collection_runtime_file),
            check_deprecation_dates=check_deprecation_dates)
if __name__ == '__main__':
    main()