Rename SonarKit tests and testutils folder

Summary: Renames SonarKit tests and testutils folder

Reviewed By: passy

Differential Revision: D10017892

fbshipit-source-id: 0725e061ee2c6baa77a3d80af36375e08d9f415e

iOS/FlipperKitTestUtils/FlipperClient+Testing.h

@@ -0,0 +1,21 @@
+/*
+ *  Copyright (c) 2018-present, Facebook, Inc.
+ *
+ *  This source code is licensed under the MIT license found in the LICENSE
+ *  file in the root directory of this source tree.
+ *
+ */
+#ifndef __cplusplus
+#error This header can only be included in .mm (ObjC++) files
+#endif
+
+#import <Foundation/Foundation.h>
+
+#import <Flipper/FlipperClient.h>
+#import <FlipperKit/FlipperClient.h>
+
+@interface FlipperClient (Testing)
+
+- (instancetype)initWithCppClient:(facebook::flipper::FlipperClient *)cppClient;
+
+@end