77032 enable use_key_in_widget_constructors lint (a: accessibility, a: internationalization, a: tests, cla: yes, d: examples, f: cupertino, f: material design, framework, team, waiting for tree to go green)

77093 Apply changes caused by https://github.com/flutter/flutter/pull/76662 (cla: yes, d: examples, team, waiting for tree to go green)

77098 Clean-up analysis_options files (a: internationalization, a: tests, cla: yes, d: examples, framework, team, waiting for tree to go green)

77099 Turn on sized_box_for_whitespace lint, fix instances and tests. (a: accessibility, a: tests, cla: yes, d: examples, f: cupertino, f: material design, framework, team, waiting for tree to go green)