77942 Refactor: use one subprojects property (a: accessibility, cla: yes, d: examples, team, tool, waiting for tree to go green)

77945 Update mockito dep and remove usage in manual tests and localizations (cla: yes, team, tool, waiting for tree to go green)

77956 [devicelab] Migrate Gallery to BuildTestTask (a: accessibility, cla: yes, team, waiting for tree to go green)

77962 Remove MockFlutterVersions (cla: yes, team, tool, waiting for tree to go green)

77968 Remove mocks from web devices test (cla: yes, team, tool, waiting for tree to go green)

77982 Use flutter-cirrus gke cluster for framework tasks. (cla: yes, team, waiting for tree to go green)