Fix copyright notice in output.inl

Add new copyright notice to pal/src/safecrt/output.inl

Author: ppenzin

pal/src/safecrt/output.inl

@@ -1,6 +1,10 @@
-//
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//-------------------------------------------------------------------------------------------------------
+// ChakraCore/Pal
+// Contains portions (c) copyright Microsoft, portions copyright (c) the .NET Foundation and Contributors
+// and edits (c) copyright the ChakraCore Contributors.
+// See THIRD-PARTY-NOTICES.txt in the project root for .NET Foundation license
+// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.
+//-------------------------------------------------------------------------------------------------------
 //
 
 /***