input: sensor: Add the enable sysfs interface for sensor mpu3050
input: sensor: Add the enable sysfs interface for sensor mpu3050

The enable sysfs interface is needed for sensor HAL layer to
enable/disable the device.

Change-Id: I378c283387cde2f14868693480b89cd0d7506ce7
Signed-off-by: Xiaocheng Li <17bca5cc46c9e990afc426470e01722e3867bfcd@codeaurora.org>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas