arm: dts: am3x: Update devicetree header comments to sync with v6.3-rc6

Signed-off-by: Andrew Davis <afd@ti.com>
diff --git a/arch/arm/dts/am335x-pdu001.dts b/arch/arm/dts/am335x-pdu001.dts
index ae43d61..3567de6 100644
--- a/arch/arm/dts/am335x-pdu001.dts
+++ b/arch/arm/dts/am335x-pdu001.dts
@@ -5,7 +5,7 @@
  *
  * Copyright (C) 2018 EETS GmbH - http://www.eets.ch/
  *
- * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
+ * Copyright (C) 2011, Texas Instruments, Incorporated - https://www.ti.com/
  *
  * SPDX-License-Identifier:  GPL-2.0+
  */