2942 [device_info] Port device_info to use platform interface (cla: yes, waiting for test harness)

2944 [battery] Updated README.md (cla: yes, waiting for test harness)

2945 [google_maps_flutter_web] Port e2e tests to integration_test package. (cla: yes, waiting for test harness)

2947 [integration_test] add support to get timeline (cla: yes, waiting for test harness)

2948 [android_intent] fix platform package dep (cla: yes)

2950 [shared_preferences_linux] update file package dep version to be compatible with framework (cla: yes)

2955 [image_picker] Updating documentation to use isEmpty check. (cla: yes)

2956 [integration_test] Minor cleanup (cla: yes)