Gutenberg: v103 plugin upgrade

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

Previous upgrade: #
Release notes: v103

Install and activate

• [ ] Install and activate v103-rc.1 on edge (######-code)
• [x] Install and activate v103 on edge (asd-code)
• [x] Activate v103 on production (D1234-code)
• [ ] Request v103 AT upgrade (######-p2)

Testing

• [ ] v103 Desktop viewport E2E
• [ ] v103 Mobile viewport E2E
• [ ] v103 WPCOM core (D1234-code)

Publish internal announcements

• [ ] Slack: #team-calypso
• [ ] Slack: #wpcom-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)

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cc @Automattic/gutenberg-upgrades

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

Automated update:

• v103 activation on production marked as complete.
• Release notes updated to v103
• Updated the diff used for v103 core tests

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

Automated update:

• v103 activation on edge marked as complete.
• Release notes updated to v103