arm: dts: omap4x: Update devicetree header comments to sync with v6.3-rc6

Signed-off-by: Andrew Davis <afd@ti.com>
diff --git a/arch/arm/dts/omap4-sdp-es23plus.dts b/arch/arm/dts/omap4-sdp-es23plus.dts
index 4215452..869f627 100644
--- a/arch/arm/dts/omap4-sdp-es23plus.dts
+++ b/arch/arm/dts/omap4-sdp-es23plus.dts
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
+ * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
  */
 #include "omap4-sdp.dts"