Release 1.16.2

[marecar3]

Fixes: wordpress-mobile/WordPress-Android#10491

Prepares release 1.16.2

WP-iOS PR: N/A
WP-Android: wordpress-mobile/WordPress-Android#10800
WP-GB PR: WordPress/gutenberg#18527

To test:
Steps to repro - Case A

• Create a new post
• Click on the empty paragraph block
• Add a Page break block
• Click on the "bin" on the Page break block
• Boom

Steps to repro - Case B

• Create a new post
• Add a Page break block
• Click on the "bin" on the Page break block
• This time the block is removed without a crash
• Add a Page break block
• Click on the "bin" on the Page break block
• Boom

Update release notes:

• If there are user facing changes, I have added an item to RELEASE-NOTES.txt.

[hypest]

After discussing over Slack, decided to not target this fix to v13.6 of the apps. Instead, we'll put it in 13.7 via the v1.17 editor release. @marecar3, please retarget the fix accordingly, thanks!

[marecar3]

After discussing over Slack, decided to not target this fix to v13.6 of the apps. Instead, we'll put it in 13.7 via the v1.17 editor release. @marecar3, please retarget the fix accordingly, thanks!

Closing this one in favor of #1582