4208 [google_sign_in] Mark iOS arm64 simulators as unsupported (cla: yes, waiting for tree to go green, p: google_sign_in, platform-ios)

4209 [google_maps_flutter] Mark iOS arm64 simulators as unsupported (cla: yes, waiting for tree to go green, p: google_maps_flutter, platform-ios)

4211 [url_launcher] Replaced reference to shared_preferences with correct reference to url_launcher in README. (cla: yes, waiting for tree to go green, p: url_launcher, platform-windows, platform-macos, platform-linux, platform-web, needs-publishing)

4213 Don’t use ‘flutter upgrade’ on Cirrus (cla: yes)

4214 [google_maps_flutter] Temporarily disable googleMapsPluginIsAdded (cla: yes, p: google_maps_flutter, platform-android)