### Summary

Problem detected on community.grafana collection.
The CI fails because of the following error:
```
ERROR: Ansible could not initialize the preferred locale: unsupported locale setting
```

[Link to the github actions logs](https://github.com/ansible-collections/community.grafana/runs/7376131642?check_suite_focus=true).

Edit: I edited my workflow to let all the job run and disable fail-fast. It makes it visible that issue only happens on devel:
https://github.com/ansible-collections/community.grafana/runs/7376236257?check_suite_focus=true

### Issue Type

Bug Report

### Component Name

core ?

### Ansible Version

```console
devel

(`pip install https://github.com/ansible/ansible/archive/devel.tar.gz`)
```


### Configuration

```console
N/A
```


### OS / Environment

ubuntu 20.04.4

### Steps to Reproduce

<!--- Paste example playbooks or commands between quotes below -->
On `community.grafana` collection
```yaml (paste below)
ansible-test integration -v --color --retry-on-error --requirements --python 3.8 --continue-on-error --diff --coverage
```



### Expected Results

No error related to locale.

### Actual Results

```console
ERROR: Ansible could not initialize the preferred locale: unsupported locale setting
```


### Code of Conduct

- [X] I agree to follow the Ansible Code of Conduct
"""Thread to read stdout from a subprocess."""
    def __init__(self, handle: t.IO[bytes], buffer: t.BinaryIO) -> None:
        super().__init__(self._run)
        self.handle = handle
        self.buffer = buffer
        self.lines = []  
    @abc.abstractmethod
    def _run(self) -> None:
        """Workload to run on a thread."""
class CaptureThread(ReaderThread):
    """Thread to capture stdout from a subprocess into a buffer."""
    def _run(self) -> None:
        """Workload to run on a thread."""
        src = self.handle
        dst = self.lines
        try:
            for line in src:
                dst.append(line)
        finally:
            src.close()
class OutputThread(ReaderThread):