Publish actions to OCI for the upcoming "immutable actions" feature in GitHub

[jezdez]

Checklist

• I added a descriptive title
• I searched open requests and couldn't find a duplicate

What is the idea?

See https://github.com/actions/publish-immutable-action and github/roadmap#592 for more details

Why is this needed?

No response

What should happen?

No response

Additional Context

No response

[github-actions]

Hi there, thank you for your contribution!

This issue has been automatically marked as stale because it has not had recent activity. It will be closed automatically if no further activity occurs.

If you would like this issue to remain open please:

1. Verify that you can still reproduce the issue at hand
2. Comment that the issue is still reproducible and include:
   - What OS and version you reproduced the issue on
   - What steps you followed to reproduce the issue

NOTE: If this issue was closed prematurely, please leave a comment.

Thanks!

[jezdez]

LOL not stale