a bit more import cleanups

Author: xster

shell/platform/darwin/ios/framework/Source/accessibility_bridge.mm

@@ -6,7 +6,7 @@
 #import "flutter/shell/platform/darwin/ios/framework/Source/accessibility_text_entry.h"
 #import "flutter/shell/platform/darwin/ios/framework/Source/FlutterEngine_Internal.h"
 
-#include "flutter/shell/platform/darwin/ios/platform_view_ios.h"
+#import "flutter/shell/platform/darwin/ios/platform_view_ios.h"
 
 #pragma GCC diagnostic error "-Wundeclared-selector"
 

shell/platform/darwin/ios/platform_view_ios.mm

@@ -10,8 +10,8 @@
 #include "flutter/fml/synchronization/waitable_event.h"
 #include "flutter/fml/trace_event.h"
 #include "flutter/shell/common/shell_io_manager.h"
-#include "flutter/shell/platform/darwin/ios/framework/Source/FlutterViewController_Internal.h"
-#include "flutter/shell/platform/darwin/ios/framework/Source/vsync_waiter_ios.h"
+#import "flutter/shell/platform/darwin/ios/framework/Source/FlutterViewController_Internal.h"
+#import "flutter/shell/platform/darwin/ios/framework/Source/vsync_waiter_ios.h"
 
 namespace flutter {