Gutenberg: v10.0.x plugin upgrade

[fullofcaffeine]

Previous upgrade: #49534
Release notes: v10.0.0, v10.0.1, v10.0.2

Process

• Install and activate
  • Copy & install v10.0.0-rc.1: D57096-code, D57097-code
  • Activate v10.0.0-rc.1 on edge: D57114-code
  • Copy & install v10.0.0: D57206-code, D57208-code
  • Activate v10.0.0 on edge: D57209-code
  • Activate v10.0.0 on production: D57115-code
  • Request update for Atomic sites: p9o2xV-1gZ-p2
  • Copy & install v10.0.1: D57444-code, D57445-code
  • Activate v10.0.1 on production: D57448-code
  • Copy & install v10.0.2: D57511-code, D57512-code
  • Activate v10.0.2 on edge: D57513-code
  • Activate v10.0.2 on production: D57514-code
• Testing
  • Calypso E2E:
    • v10.0.0: Gutenberg: Trigger E2E suite for v10.0.0 upgrade #50108 (currently blocked by D57303-code)
    • v10.0.1: Gutenberg: Trigger E2E suite for v10.0.1 upgrade  #50343
    • v10.0.2: Gutenberg: Trigger E2E edge suite against v10.0.2 #50387
  • Team City:
    • v10.0.0: D57115-code
    • v10.0.1: D57448-code
    • v10.0.2: D57514-code
• Publish internal announcements: p7DVsv-aAS-p2, p1613994381011300-slack-CB0B2G43X
• Clean up unused releases
  • v9.8.4: D57418-code
  • v10.0.0-rc.1: D57212-code
  • v10.0.0: D57665-code
  • v10.0.1: D57673-code
• Update the Gutenberg Upgrade Log [pcoGjb-g-p2] and list patches applied: pcoGjb-W-p2
• Open a new issue for the next upgrade, transfer remaining tasks, close this issue.

Issues / Blockers 🐛

• The core/block-editor events tracking is broken because the store namespace is not always a string now.

  • Fixed in Fix tracking the 'core/block-editor' events #50243 / D57303-code

• G2 component's CSS parsing error causing WSOD

  • Reported in: p1613999993009200-slack-CBTN58FTJ
  • Upstream issue: Select Dropdown: CSS parsing error breaks the editor ItsJonQ/g2#266
  • Upstream fix: SelectDropdown: Remove inline CSS comment ItsJonQ/g2#267
  • WPCOM hotfix: D57423-code
  • Actual upstream fix: Gutenberg 10.0 and 10.1 WSOD if language is RTL WordPress/gutenberg#29248 (p1614035275052000-slack-C7YPUHBB2)
  • Gutenberg patch release: https://github.com/WordPress/gutenberg/releases/tag/v10.0.2

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FYI: @Automattic/team-calypso

[WunderBart]

This one's done! 🎉 Next one: #50323

[WunderBart]

Reopened because the bug reported in ItsJonQ/g2#266 is causing WSOD for some users and we need a patch release. See more details in this issue's description.

[WunderBart]

Reopening for the v10.0.2 patch upgrade.