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)

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

78755 Typo fixes (a: internationalization, a: tests, cla: yes, f: cupertino, f: material design, framework, team, tool)

78778 [gen-l10n] Remove need for ignoring two lints in generated code (a: internationalization, cla: yes, tool, waiting for tree to go green)