hammerhead: Fix the modem crash on encrypting phone
hammerhead: Fix the modem crash on encrypting phone

There is an efs sync problem becuase of class type of rmt_storage service.
when encrypting phone, modem crash occurs due to not being able to sync
between AP and CP. So, rmt_storage class should be a core class.

Change-Id: Icb718f00e0cf9590647e98334b1551d60bb8c404
Signed-off-by: Woojin Jo <d567d456b88809572e4b7f1b04c829e7675da909@lge.com>
Signed-off-by: Sungmin Choi <e608684d77791b6ae7d18711d2f062c89a239110@lge.com>

maruos/android_device_lge_hammerhead,maruos/android_device_lge_hammerhead,maruos/android_device_lge_hammerhead,maruos/android_device_lge_hammerhead