[clang] [clang, hexagon] Update copyright, license text (PR #107161)

[Brian Cain via cfe-commits]

https://github.com/androm3da created https://github.com/llvm/llvm-project/pull/107161

When this file was first contributed - `28b01c59c93d ([hexagon] Add {hvx,}hexagon_{protos,circ_brev...}, 2021-06-30)` - I incorrectly included a QuIC copyright statement with "All rights reserved".  I should have contributed this file with the `Apache+LLVM exception` license.

>From b4705aa71a261e58930f08056d1fd79c6537a50d Mon Sep 17 00:00:00 2001
From: Brian Cain <bcain at quicinc.com>
Date: Tue, 3 Sep 2024 15:37:08 -0700
Subject: [PATCH] [clang, hexagon] Update copyright, license text

When this file was first contributed - `28b01c59c93d ([hexagon] Add
{hvx,}hexagon_{protos,circ_brev...}, 2021-06-30)` - I incorrectly included
a QuIC copyright statement with "All rights reserved".  I should have
contributed this file with the `Apache+LLVM exception` license.
---
 clang/lib/Headers/hexagon_types.h | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/clang/lib/Headers/hexagon_types.h b/clang/lib/Headers/hexagon_types.h
index 029727cc48176b..8e73fad4bcd424 100644
--- a/clang/lib/Headers/hexagon_types.h
+++ b/clang/lib/Headers/hexagon_types.h
@@ -1,7 +1,11 @@
-/******************************************************************************/
-/*   (c) 2020 Qualcomm Innovation Center, Inc. All rights reserved.           */
-/*                                                                            */
-/******************************************************************************/
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
 #ifndef HEXAGON_TYPES_H
 #define HEXAGON_TYPES_H