### 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
for child in self.ast.body:
            if isinstance(child, ast.Import):
                if child.names[0].name == 'subprocess':
                    for line_no, line in enumerate(self.text.splitlines()):
                        sp_match = SUBPROCESS_REGEX.search(line)
                        if sp_match:
                            self.reporter.error(
                                path=self.object_path,
                                code='use-run-command-not-popen',
                                msg=('subprocess.Popen call found. Should be module.run_command'),
                                line=(line_no + 1),
                                column=(sp_match.span()[0] + 1)
                            )
    def _check_for_os_call(self):
        if 'os.call' in self.text:
            for line_no, line in enumerate(self.text.splitlines()):
                os_call_match = OS_CALL_REGEX.search(line)
                if os_call_match:
                    self.reporter.error(
                        path=self.object_path,
                        code='use-run-command-not-os-call',
                        msg=('os.call() call found. Should be module.run_command'),
                        line=(line_no + 1),
                        column=(os_call_match.span()[0] + 1)
                    )
    def _find_rejectlist_imports(self):