4113 [in_app_purchase] Initialize SKError with correct data type (cla: yes, waiting for tree to go green, p: in_app_purchase, platform-ios)

4122 [in_app_purchase] Added country code to sk product wrapper (cla: yes, waiting for tree to go green, p: in_app_purchase, platform-ios)

4127 Exclude arm64 simulators from google_maps_flutter example project (cla: yes, p: google_maps_flutter, platform-ios)

4128 Exclude arm64 simulators from google_sign_in example project (cla: yes, p: google_sign_in, platform-ios)

4138 [in_app_purchase] Fix crash when retrieveReceiptWithError gives an error. (cla: yes, waiting for tree to go green, p: in_app_purchase, platform-ios)