test: update Podfiles for macos and ios

Author: russellwheatley

tests/ios/Podfile

@@ -40,5 +40,12 @@ end
 post_install do |installer|
   installer.pods_project.targets.each do |target|
     flutter_additional_ios_build_settings(target)
+    
+    # Enable Swift 6 access level on imports feature
+    target.build_configurations.each do |config|
+      config.build_settings['OTHER_SWIFT_FLAGS'] ||= []
+      config.build_settings['OTHER_SWIFT_FLAGS'] << '-enable-experimental-feature'
+      config.build_settings['OTHER_SWIFT_FLAGS'] << 'AccessLevelOnImport'
+    end
   end
 end

tests/macos/Podfile

@@ -41,5 +41,12 @@ end
 post_install do |installer|
   installer.pods_project.targets.each do |target|
     flutter_additional_macos_build_settings(target)
+    
+    # Enable Swift 6 access level on imports feature
+    target.build_configurations.each do |config|
+      config.build_settings['OTHER_SWIFT_FLAGS'] ||= []
+      config.build_settings['OTHER_SWIFT_FLAGS'] << '-enable-experimental-feature'
+      config.build_settings['OTHER_SWIFT_FLAGS'] << 'AccessLevelOnImport'
+    end
   end
 end