Fix spacing issues in typography.dart, navigation_bar.dart and modal_barrier.dart by @TahaTesser in https://github.com/flutter/flutter/pull/102136

Increased StandardMethodCodec’s WriteBuffer start capacity by @gaaclarke in https://github.com/flutter/flutter/pull/101860

The sample code used within the comments in textContaining is wrong by @TowaYamashita in https://github.com/flutter/flutter/pull/100860

Improve ‘NestedScrollView and internal scrolling’ test to account for all the inner children layers by @TahaTesser in https://github.com/flutter/flutter/pull/102309

Adds tooltip to semantics node by @chunhtai in https://github.com/flutter/flutter/pull/87684