65036 Update hintColor value for Material (cla: yes, f: material design, framework, waiting for tree to go green, will affect goldens)

65049 Fixed the sliver appbar to have a fixed traversal order (a: accessibility, cla: yes, f: material design, framework, waiting for tree to go green)

65060 Remove redundant import of dart:math (cla: yes, f: material design, framework, waiting for tree to go green)

65094 Fix InputDecoration contentPadding documentation words accent (cla: yes, f: material design, framework, waiting for tree to go green)

65199 Eliminate the need for the mockito package in animated_icons_private_test (cla: yes, f: material design, framework, waiting for tree to go green)

65250 Fixed Tooltip widget docs. (cla: yes, f: material design, framework, waiting for tree to go green)