4011 [shared_preferences] Add iOS unit tests (cla: yes, waiting for tree to go green, p: shared_preferences, platform-ios)

4012 Remove “unnecessary” imports. (cla: yes, waiting for tree to go green)

4017 Support Hybrid Composition on Android (cla: yes, waiting for tree to go green, p: google_maps_flutter)

4020 [in_app_purchase] Added userIds to google play purchase (cla: yes, waiting for tree to go green, p: in_app_purchase, platform-android)

4021 [image_picker] Reverted removal of camera permission request. (cla: yes, waiting for tree to go green, p: image_picker, platform-android)

4022 [flutter_plugin_tools] Remove xctest’s –skip (cla: yes, waiting for tree to go green)