arm64: zynqmp: Switch to amd.com emails

Update my and DPs email address to match current setup.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/aba5b19b9c5a95608829e86ad5cc4671c940f1bb.1688992543.git.michal.simek@amd.com
diff --git a/arch/arm/dts/zynqmp-clk-ccf.dtsi b/arch/arm/dts/zynqmp-clk-ccf.dtsi
index 38dc9cd..173e4bc 100644
--- a/arch/arm/dts/zynqmp-clk-ccf.dtsi
+++ b/arch/arm/dts/zynqmp-clk-ccf.dtsi
@@ -4,7 +4,7 @@
  *
  * (C) Copyright 2017 - 2021, Xilinx, Inc.
  *
- * Michal Simek <michal.simek@xilinx.com>
+ * Michal Simek <michal.simek@amd.com>
  */
 
 #include <dt-bindings/clock/xlnx-zynqmp-clk.h>