omap: musb: Remove #ifdef from board-omap3evm.c

This patch removes #ifdef around usb_nop_xceiv_register()
from board-omap3evm.c

Signed-off-by: Maulik Mankad <x0082077@ti.com>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Felipe Balbi <felipe.balbi@nokia.com>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>