Fix license to BSD in ExecutorchRuntimeBridge/Exported/Data/ExecutorchRuntimeValue (#9361)

Fixes #9280

Author: mergennachin

extension/apple/ExecutorchRuntimeBridge/ExecutorchRuntimeBridge/Exported/Data/ExecutorchRuntimeValue.h

@@ -1,4 +1,10 @@
-// (c) Meta Platforms, Inc. and affiliates. Confidential and proprietary.
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
 
 #ifdef __cplusplus
  #import <executorch/extension/module/module.h>

extension/apple/ExecutorchRuntimeBridge/ExecutorchRuntimeBridge/Exported/Data/ExecutorchRuntimeValue.mm

@@ -1,5 +1,11 @@
-// (c) Meta Platforms, Inc. and affiliates. Confidential and proprietary.
-
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+ 
 #import "ExecutorchRuntimeValue.h"
 
 #import <map>