### 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
path=self.object_path,
                            code='invalid-argument-name',
                            msg=msg,
                        )
                        continue
            
            
            
            if all((
                    data.get('no_log') is None, is_potential_secret_option(arg),
                    data.get('type') not in ("path", "bool"), data.get('choices') is None,
            )):
                msg = "Argument '%s' in argument_spec could be a secret, though doesn't have `no_log` set" % arg
                if context:
                    msg += " found in %s" % " -> ".join(context)
                self.reporter.error(
                    path=self.object_path,
                    code='no-log-needed',
                    msg=msg,
                )
            if not isinstance(data, dict):
                msg = "Argument '%s' in argument_spec" % arg
                if context:
                    msg += " found in %s" % " -> ".join(context)
                msg += " must be a dictionary/hash when used"
                self.reporter.error(
                    path=self.object_path,
                    code='invalid-argument-spec',
                    msg=msg,
                )