1162 [In_app_purchase] Expose nslocale and expose currencySymbol instead of currencyCode to match android (cla: yes)

1163 Change from Rectangle/Point to Rect/Offset for ui convenience (cla: yes)

1169 [In_app_purchase] getproductlist basic draft (cla: yes)

1170 Remove ML models from ML Kit Vision plugin (cla: yes)

1171 Revert “IAP add payment translators in objc (#1126)” (cla: yes)

1172 [In_app_purchase] add payment objc translators (cla: yes)

1173 Fix biometrics check error below ios11. (cla: yes)

1175 Add unit tests to connectivity plugin (cla: yes)

1176 Fix Firebase phone auth on Android (cla: yes)