3911 [espresso] Migrate maven repo from jcenter to mavenCentral (cla: yes, waiting for tree to go green, p: espresso, platform-android)

3912 [flutter_plugin_android_lifecycle] Migrate maven repo from jcenter to mavenCentral (cla: yes, waiting for tree to go green, platform-android, p: flutter_plugin_android_lifecycle)

3913 [google_maps_flutter] Migrate maven repo from jcenter to mavenCentral (cla: yes, waiting for tree to go green, p: google_maps_flutter, platform-android)

3914 [google_sign_in] Migrate maven repo from jcenter to mavenCentral (cla: yes, waiting for tree to go green, p: google_sign_in, platform-android)