arm64: dts: rockchip: Fix usb-c on Hugsun X99 TV Box

Fix usb-c on X99 TV Box. Tested with armbian w/ kernel 5.3

Signed-off-by: Vivek Unune <npcomplete13@gmail.com>
Link: https://lore.kernel.org/r/20190929032230.24628-1-npcomplete13@gmail.com


Signed-off-by: Heiko Stuebner <heiko@sntech.de>