[google_maps_flutter] Fix native unit tests on M1 (#5772)

Author: stuartmorgan-g

packages/google_maps_flutter/google_maps_flutter/CHANGELOG.md

@@ -1,5 +1,6 @@
 ## NEXT
 
+* Fixes iOS native unit tests on M1 devices.
 * Minor fixes for new analysis options.
 
 ## 2.1.5

packages/google_maps_flutter/google_maps_flutter/example/ios/Runner.xcodeproj/project.pbxproj

@@ -651,6 +651,7 @@
 			buildSettings = {
 				BUNDLE_LOADER = "$(TEST_HOST)";
 				CODE_SIGN_STYLE = Automatic;
+				"EXCLUDED_ARCHS[sdk=iphonesimulator*]" = "i386 arm64";
 				INFOPLIST_FILE = RunnerTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				MTL_FAST_MATH = YES;
@@ -666,6 +667,7 @@
 			buildSettings = {
 				BUNDLE_LOADER = "$(TEST_HOST)";
 				CODE_SIGN_STYLE = Automatic;
+				"EXCLUDED_ARCHS[sdk=iphonesimulator*]" = "i386 arm64";
 				INFOPLIST_FILE = RunnerTests/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				MTL_FAST_MATH = YES;