Fix release announcement script (no seriously this time)

[natemoo-re]

Changes

• Follow-up to Fix release announcement script #9796 and Fix release announcement script (again) #9800.
• We had a typo and a missing dependency
• AHHHHHHHHHHHHHHH! 😱

Testing

Please stop asking

Docs

Even the GitHub docs don't understand GitHub Actions

[changeset-bot]

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Latest commit: d819ff7

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