msm: camera: sensor: Use wait_for_completion with out interrupt.

change wait_completion_timeout_interruptible to
wait_event_timeout to avoid keeping on getting signaled
which may cause infinite loop when camera daemon fails
to put events back.

Change-Id: I1395d048684d087a3f78a41286ea218b47147185
Signed-off-by: Vivek Veenam <vveenam@codeaurora.org>