Release 1.100.0

[derekblank]

Release for Gutenberg Mobile 1.100.0

Related PRs

• Gutenberg: Mobile Release v1.100.0 WordPress/gutenberg#52779
• WPAndroid: Integrate gutenberg-mobile release 1.100.0 WordPress-Android#18799
• WPiOS: Integrate gutenberg-mobile release 1.100.0 WordPress-iOS#21144

Extra PRs that Landed After the Release Was Cut

No extra PRs yet. 🎉

Changes

Change 1: Move undo/redo buttons to header toolbar

• PR: Move Undo/Redo buttons #5889
• Issue: Move undo/redo to header

Change 2: Update blue borders around blocks

• PR 1: Remove native BlockOutline component #5833
• PR 2: Update media placeholders and block outline #5969
• Issue: Update blue border around blocks

Change 3: Style and Color Updates

• PR 1: [RNMobile] Update Editor block inserter button styles and default text input placeholder/selection styles #5941
• PR 2: [Mobile] Update toolbar icons and colors #5940
• Issue: Style and color updates

Change 4: Update toolbar icons and colors

• PR: [Mobile] Update toolbar icons and colors #5940

Test plan

Once the installable builds of the main apps are ready, perform a quick smoke test of the editor on both iOS and Android to verify it launches without crashing. We will perform additional testing after the main apps cut their releases.

Release Submission Checklist

• Verify Items from test plan have been completed
• Check if RELEASE-NOTES.txt is updated with all the changes that made it to the release. Replace Unreleased section with the release version and create a new Unreleased section.
• Check if gutenberg/packages/react-native-editor/CHANGELOG.md is updated with all the changes that made it to the release. Replace ## Unreleased with the release version and create a new ## Unreleased.
• Bundle package of the release is updated.

[fluiddot]

Closing in favor of #5985.