rockchip: rk3036: dts: bind usb vbus-supply source

Bind usb host and otg vbus to its source.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

arch/arm/dts/rk3036-sdk.dts

@@ -51,10 +51,12 @@
 };
 
 &usb_host {
+	vbus-supply = <&vcc5v0_host>;
 	status = "okay";
 };
 
 &usb_otg {
+	vbus-supply = <&vcc5v0_otg>;
 	status = "okay";
 };