input: sensors: add lis3dh accelerometer sensor fifo mode

Add sensor fifo mode, then it can work in the fifo mode when the
system in deep suspend. And sensor can wake up system when the
sensor fifo is full.

Change-Id: I684a1a67b34fe00a7889af5bee7b0f733c787ddc
Signed-off-by: c_daqing <chendaqing@codeaurora.org>
Signed-off-by: Bingzhe Cai <bingzhec@codeaurora.org>