arm64: zynqmp: Sync licenses with Linux kernel

There is difference between licenses in the Linux kernel and there
shouldn't be any diff because all changes are coming from the same source
at the same time. The difference is really in a time when they were
upstreamed. That's why sync it up.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/813b29378083153b67c60772f28cd2613519f338.1695378830.git.michal.simek@amd.com
diff --git a/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts b/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts
index 5b59232..4fcb466 100644
--- a/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts
+++ b/arch/arm/dts/zynqmp-zc1751-xm015-dc1.dts
@@ -2,7 +2,8 @@
 /*
  * dts file for Xilinx ZynqMP zc1751-xm015-dc1
  *
- * (C) Copyright 2015 - 2021, Xilinx, Inc.
+ * (C) Copyright 2015 - 2022, Xilinx, Inc.
+ * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
  *
  * Michal Simek <michal.simek@amd.com>
  */