Fix wasted memory caused by debug fields - 16 bytes per object (when adding that should-be-removed field crosses double-word alignment) by @fzyzcjy in https://github.com/flutter/flutter/pull/113927

Fix text field label animation duration and curve by @Pourqavam in https://github.com/flutter/flutter/pull/105966

M3 Text field UI update by @hangyujin in https://github.com/flutter/flutter/pull/113776

Expose alwaysShowMiddle in CupertinoSliverNavigationBar by @campovski in https://github.com/flutter/flutter/pull/113544

Provide test API for accessibility announcements by @nbayati in https://github.com/flutter/flutter/pull/109661