2111 [local_auth] Api to stop authentication (cla: yes)

2112 Run flutter_plugin_tools format (cla: yes)

2113 [google_maps_flutter] Avoid AbstractMethod crash (cla: yes)

2115 [camera] Define clang modules in for iOS (cla: yes)

2119 Add web url launcher (cla: yes)

2120 [image_picker] fix crash when aar from ‘flutter build aar’ (cla: yes, in review)

2123 [camera] Fix event type check (cla: yes)

2124 [video_player] Move [player dispose] to onUnregistered (cla: yes)

2125 [in_app_purchase] Define clang module for iOS (cla: yes)