arm64: dts: rockchip: fix comment for upper usb3 port

The comment for the host2_xhci points to the wrong port on the board.
The upper usb3 port is the correct one, so fix the comment to prevent
confusion.
Signed-off-by: Heiko Stuebner <heiko.stuebner@cherry.de>
Reviewed-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Link: https://lore.kernel.org/r/20240422163951.2604273-2-heiko@sntech.deSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3588-tiger-haikou.dts

@@ -239,12 +239,12 @@ &uart5 {
 	status = "okay";
 };
 
-/* host0 on Q7_USB_P2, lower usb3 port */
+/* host0 on Q7_USB_P2, upper usb3 port */
 &usb_host0_ehci {
 	status = "okay";
 };
 
-/* host0 on Q7_USB_P2, lower usb3 port */
+/* host0 on Q7_USB_P2, upper usb3 port */
 &usb_host0_ohci {
 	status = "okay";
 };
@@ -259,7 +259,7 @@ &usb_host1_ohci {
 	status = "okay";
 };
 
-/* host2 on Q7_USB_P2, lower usb3 port */
+/* host2 on Q7_USB_P2, upper usb3 port */
 &usb_host2_xhci {
 	status = "okay";
 };