usb: gadget: renesas_usbhs: drop dependency

that driver can compile cleanly on x86 without
any issues.
Signed-off-by: NFelipe Balbi <balbi@ti.com>

drivers/usb/renesas_usbhs/Kconfig

@@ -4,7 +4,6 @@
 
 config USB_RENESAS_USBHS
 	tristate 'Renesas USBHS controller'
-	depends on SUPERH || ARCH_SHMOBILE
 	depends on USB && USB_GADGET
 	default n
 	help