1411 [android_intent] add type params for invokeMethod calls. (cla: yes, feature)

1412 [Battery]add type params for invokeMethod calls. (cla: yes)

1413 [Camera]add type params for invokeMethod calls. (cla: yes)

1414 [Cloud_firestore]add type params for invokeMethod calls. (cla: yes)

1416 [Connectivity]add type params for invokeMethod calls. (cla: yes, feature)

1418 [firebase_crashlytics] Rely on firebase_core to set up Firebase Analytics dependency (bugfix, cla: yes, flutterfire)

1420 [webview_flutter] Use a pumpWidget utility in e2e tests (cla: yes)

1421 [in_app_purchase]make payment unified APIs (cla: yes, feature)