Fix releasing + beta release info

[aaronmgdr]

Fixes issues with the release flow

• upgrades action/node-setup to latest
• include meta data of the latest beta release

[changeset-bot]

⚠️ No Changeset found

Latest commit: 5bc28ea

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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[socket-security]

Updated dependencies detected. Learn more about Socket for GitHub ↗︎

Packages	Version	New capabilities	Transitives	Size	Publisher
@celo/governance	5.0.8...5.0.9-beta.0	None	+2/-2	815 kB	app-tooling
@celo/explorer	5.0.7...5.0.8-beta.0	None	+2/-2	1.38 MB	app-tooling
@celo/contractkit	6.0.0...6.0.1-beta.0	None	+0/-0	613 kB	app-tooling

[arthurgousset]

Looks good, thank you 👍 Suggested a couple nits in the CHANGELOGs for consistency, because they will probably be seen regularly in the future.

[arthurgousset]

3min late for my nit changes. I'll make a small PR for the CHANGELOG updates.

[aaronmgdr]

3min late for my nit changes. I'll make a small PR for the CHANGELOG updates.

oops.

better to make the changes in the changeset files so they are there for the actual release

[arthurgousset]

better to make the changes in the changeset files so they are there for the actual release

Good point, I'll do that 👍