65667 Fix the character field of the RawKeyEvent to hold correct data on non-Android platforms. (a: desktop, a: tests, cla: yes, framework, team)

65671 Roll Engine from 545b1b9fcd33 to 16b900b63e27 (5 revisions) (cla: yes, waiting for tree to go green)

65675 Roll Engine from 16b900b63e27 to 43cb9b709291 (2 revisions) (cla: yes, waiting for tree to go green)

65695 Fix FormFieldState value not in sync with the onChanged value from TextFormField. (cla: yes, f: material design, framework)

65696 Minor Windows app template updates (cla: yes, tool, waiting for tree to go green)