remove release notification

[gr2m]

as per discussion with @lesliecdubs

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Reviewers: By approving this Pull Request you are approving the code change, as well as its deployment and mitigation plans.
Please read this description carefully. If you feel there is anything unclear or missing, please ask for updates.

What are you trying to accomplish?

revert changes from #2030 and #2038

Screenshots

n/a

Integration

no

List the issues that this change affects.

n/a

Risk Assessment

• Low risk the change is small, highly observable, and easily rolled back.
• Medium risk changes that are isolated, reduced in scope or could impact few users. The change will not impact library availability.
• High risk changes are those that could impact customers and SLOs, low or no test coverage, low observability, or slow to rollback.

What approach did you choose and why?

manual revert of changes introduced for release notifications

Anything you want to highlight for special attention from reviewers?

prior discussion and decission occured with @lesliecdubs

Accessibility

n/a

Merge checklist

• Added/updated tests
• Added/updated documentation
• Added/updated previews (Lookbook)
• Tested in Chrome
• Tested in Firefox
• Tested in Safari
• Tested in Edge

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[changeset-bot]

⚠️ No Changeset found

Latest commit: 14cc1d6

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[camertron]

Could I please ask for a better PR description? Why are these two PRs being reverted?

[gr2m]

It was a GitHub-internal discussions which is why I didn't link it here. See https://github.com/github/planning-tracking/issues/1977#issuecomment-1724043578 (private hubber repository)