Integrate gutenberg-mobile release 1.76.2

[fluiddot]

Description

This PR incorporates the 1.76.2 release of gutenberg-mobile.
For more information about this release and testing instructions, please see the related Gutenberg-Mobile PR: wordpress-mobile/gutenberg-mobile#4903

Release Submission Checklist

• I have considered if this change warrants user-facing release notes and have added them to RELEASE-NOTES.txt if necessary.

[wpmobilebot]

You can test the changes in Jetpack from this Pull Request by:

• Clicking here or scanning the QR code below to access App Center
• Then installing the build number pr18746-38319a2 on your iPhone

If you need access to App Center, please ask a maintainer to add you.

[wpmobilebot]

You can test the changes in WordPress from this Pull Request by:

• Clicking here or scanning the QR code below to access App Center
• Then installing the build number pr18746-38319a2 on your iPhone

If you need access to App Center, please ask a maintainer to add you.

[fluiddot]

Closing this PR as GB-mobile version 1.76.2 won't be released on iOS.