Introduce debugWithActiveLayoutCleared to avoid duplicated code by @fzyzcjy in https://github.com/flutter/flutter/pull/114003

Fix addToScene documentation by @fzyzcjy in https://github.com/flutter/flutter/pull/113987

Fix bug thattimeDilation is not reset, causing subsequent test errors, and add verifications to ensure such problem does not exist in the future by @fzyzcjy in https://github.com/flutter/flutter/pull/113830

Add Material 3 support for Slider - Part 1 by @TahaTesser in https://github.com/flutter/flutter/pull/114079

Add Material 3 support for BottomAppBar (reland #106525) by @darrenaustin in https://github.com/flutter/flutter/pull/114439