Added header files for cpp files

Signed-off-by: Rishin Raj <rishinr@qti.qualcomm.com>

Author: quic-rishinr

examples/onboarding_guide/customop/CustomGELU/src/customgelu_aic.cpp

@@ -1,4 +1,10 @@
-/* Interface version: Major.Minor.Patch */
+//-----------------------------------------------------------------------------
+//
+// Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+// SPDX-License-Identifier: BSD-3-Clause
+//
+//-----------------------------------------------------------------------------
+
 #include "CustomOpAICInterface.h"
 #include "stddef.h"
 

examples/onboarding_guide/customop/CustomGELU/src/customgelu_functions.cpp

@@ -1,4 +1,10 @@
-/* Interface version: Major.Minor.Patch */
+//-----------------------------------------------------------------------------
+//
+// Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+// SPDX-License-Identifier: BSD-3-Clause
+//
+//-----------------------------------------------------------------------------
+
 #include "CustomOpFunctions.h"
 #include "CustomOpInterpreterInterface.h"
 #include "CustomOpTileConfigHelpers.h"

examples/onboarding_guide/customop/CustomGELU/src/customgelu_interpreter.cpp

@@ -1,4 +1,10 @@
-/* Interface version: Major.Minor.Patch */
+//-----------------------------------------------------------------------------
+//
+// Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
+// SPDX-License-Identifier: BSD-3-Clause
+//
+//-----------------------------------------------------------------------------
+
 /*
 * This file can be compiled separately and can be loaded using dlopen
 * Compilation command: (tried with gcc 5.5)