Gutenberg: v23.4.x plugin upgrade

[gutenberg-plugin-upgrade-bot]

Previous upgrade: #111094
Release notes: v23.4.0

Install and Activate

• Install and activate v23.4.0-rc.1 on edge (222748-ghe-Automattic/wpcom)
• Install and activate v23.4.0 on edge (224064-ghe-Automattic/wpcom)
• v23.4.0 WPCOM Core unit tests (223869-ghe-Automattic/wpcom)
• Activate v23.4.0 on production (223869-ghe-Automattic/wpcom)

Wrap-up

• Clean up unused releases
• Add log entry to the Gutenberg Upgrade Log (pcoGjb-g-p2)

Blockers 🤷‍♀️

Other Issues 🐛

Issues transferred from previous release(s)

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cc @Automattic/gutenberg-upgrades

[gutenberg-plugin-upgrade-bot]

Automated update:
Queued e2e test builds for v23.4.0-rc.1 on edge:

• Atomic desktop e2e tests: https://teamcity.a8c.com/build/18092359
• Atomic mobile e2e tests: https://teamcity.a8c.com/build/18092358

[gutenberg-plugin-upgrade-bot]

Automated update:

• v23.4.0-rc.1 activation on edge marked as complete.
• Release notes updated to v23.4.0-rc.1
• Updated the PR used for v23.4.0-rc.1 core tests

[gutenberg-plugin-upgrade-bot]

Automated update:
Queued e2e test builds for v23.4.0-rc.1 on edge:

• Simple desktop e2e tests: https://teamcity.a8c.com/build/18113711
• Simple mobile e2e tests: https://teamcity.a8c.com/build/18113712

[gutenberg-plugin-upgrade-bot]

Automated update:
Queued e2e test builds for v23.4.0-rc.1 on edge:

• Atomic desktop e2e tests: https://teamcity.a8c.com/build/18113829
• Atomic mobile e2e tests: https://teamcity.a8c.com/build/18113828

[gutenberg-plugin-upgrade-bot]

Automated update:
Queued e2e test builds for v23.4.0 on edge:

• Atomic desktop e2e tests: https://teamcity.a8c.com/build/18177362
• Atomic mobile e2e tests: https://teamcity.a8c.com/build/18177361

[gutenberg-plugin-upgrade-bot]

Automated update:

• v23.4.0 activation on production marked as complete.
• Release notes updated to v23.4.0
• Updated the PR used for v23.4.0 core tests

[gutenberg-plugin-upgrade-bot]

Automated update:
v23.4.0 is available at https://github.com/Automattic/gutenberg-dotcom-woa-releases/releases/tag/v23.4.0 for AT to pick up.

[sdnunca]

Found and fixed a bug that is impacting the Jetpack Likes module, causing the Show Likes toggle to not be displayed:
WordPress/gutenberg#79315