Input: twl4030-pwrbutton - use module_platform_driver_probe macro

module_platform_driver_probe() eliminates the boilerplate and simplifies
the code.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --cc drivers/input/misc/twl4030-pwrbutton.c
Simple merge