ARM: dts: omap4-droid4: fix vibrations on Droid 4

Vibration GPIOs don't have anything to do with wakeup. Move it to
normal section; this fixes vibrations on Droid 4.

Fixes: a5effd96

 ("ARM: dts: omap4-droid4: Add vibrator")
Signed-off-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>