ARM: dts: msm: Correct the copyright year for sdm450

Correct the copyright year for sdm450 device tree
files.

Change-Id: I4be7b5f3e0616f6a5f5432d934da1ee971c0dc66
Signed-off-by: Maria Yu <aiquny@codeaurora.org>
diff --git a/arch/arm64/boot/dts/qcom/sdm450-qrd.dts b/arch/arm64/boot/dts/qcom/sdm450-qrd.dts
index 16d8878..3c2e25b 100644
--- a/arch/arm64/boot/dts/qcom/sdm450-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sdm450-qrd.dts
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2017, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2017, The Linux Foundation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 and