Gutenberg: v19.5.x plugin upgrade

[gutenberg-plugin-upgrade-bot[bot]]

Previous upgrade: #95123
Release notes: v19.5.0

Install and activate

• [x] Install and activate v19.5.0-rc.1 on edge (D164026-code)
• [x] Install and activate v19.5.0 on edge (D164490-code)
• [ ] Activate v19.5.0 on production (######-code)
• [ ] Request v19.5.0 AT upgrade (######-p2)

Testing

• [ ] v19.5.0 Desktop viewport E2E
• [ ] v19.5.0 Mobile viewport E2E
• [ ] v19.5.0 WPCOM core (D164491-code)

Publish internal announcements

• [ ] Slack: #team-calypso
• [ ] Slack: #dotcom-happy-announce
• [ ] P2: wpcomhappy

Wrap-up

• [ ] Clean up unused releases
• [ ] Add log entry to the Gutenberg Upgrade Log (pcoGjb-g-p2)
• [ ] Open a new issue for the next upgrade, transfer remaining tasks, close this issue.

Blockers 🤷‍♀️

Other Issues 🐛

Issues transferred from previous release(s)

Review this diff, check if there's any risk, then land this diff if everything looks good - D163668-code

cc @Automattic/gutenberg-upgrades

[gutenberg-plugin-upgrade-bot[bot]]

Automated update:

• v19.5.0-rc.1 activation on edge marked as complete.
• Release notes updated to v19.5.0-rc.1

[gutenberg-plugin-upgrade-bot[bot]]

Automated update:

• v19.5.0 activation on edge marked as complete.
• Release notes updated to v19.5.0
• Updated the diff used for v19.5.0 core tests