rt2x00: remove input-polldev.h header

The driver does not use input subsystem so we do not need this header,
and it is being removed, so stop pulling it in.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/ralink/rt2x00/rt2x00.h

@@ -23,7 +23,6 @@
 #include <linux/leds.h>
 #include <linux/mutex.h>
 #include <linux/etherdevice.h>
-#include <linux/input-polldev.h>
 #include <linux/kfifo.h>
 #include <linux/hrtimer.h>
 #include <linux/average.h>