2152 [battery] Support the v2 Android embedder (cla: yes)

2154 Use stable Flutter image as base (cla: yes)

2155 [in_app_purchase] migrate to the v2 android embedding (cla: yes)

2156 [Share] Support v2 android embedder. (cla: yes)

2157 [url_launcher] Migrate to the new embedding (cla: yes)

2158 [video_player] Basic test for VideoPlayerController initialization (cla: yes)

2160 [package_info] Support the v2 Android embedder (with e2e tests) (cla: yes)

2161 Rename instrumentation_adapter plugin to e2e plugin (cla: yes)

2162 [shared_preferences] Support v2 android embedder. (cla: yes)