[Slider]The initial value of discrete slider should respect the discrete values by @xu-baolin in https://github.com/flutter/flutter/pull/103966

Hide the text selection toolbar on mobile when orientation changes by @markusaksli-nc in https://github.com/flutter/flutter/pull/103512

Dispose ValueNotifier in EditableTextState by @tgucio in https://github.com/flutter/flutter/pull/104590

Dispose ValueNotifier instances in RenderEditable by @tgucio in https://github.com/flutter/flutter/pull/104591

Include forceElevated for scrolledUnder in new SliverAppBar variants by @Piinks in https://github.com/flutter/flutter/pull/104536

Improve PlatformMenu MenuItem documentation by @ueman in https://github.com/flutter/flutter/pull/104321