input: sensors: change sensor batching interface

The new Android sensor HAL requires more interfaces to communicate with
sensors driver. Change batching interface to meet the requirements. Sensor
drivers can use the interfaces to provide more features.

Change-Id: I7f3cbdcaa6f5473b038d1cdc07eb34685c1fca23
Signed-off-by: Oliver Wang <mengmeng@codeaurora.org>