input: sensors: add timestamp sync for sensor input event

Driver timestamp handle need to match sensor hal timestamp handle
Add timestamp sync for accelerometor,gyro and magnetic
when sensor input event report.

Change-Id: Ic59d52a4273902f5e19bd8dddabc37b84c325208
Signed-off-by: Shaoqing Liu <shaoqingliu@codeaurora.org>