The DWC2 driver used here supports a vbus-supply property to control
the GPIO. Use it instead of the local gpio,exports solution.
Signed-off-by: Rosen Penev <rosenp@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/17357
Signed-off-by: Robert Marko <robimarko@gmail.com>