msm: camera: cdm: Protect cdm core status bits with mutex

In stability test cases CDM Submit and CDM handle error can
run in parallel causing abnormal behaviors.
To prevent the error and submit bl running in parallel, status
bit is protected with lock.

CRs-Fixed: 2612240
Change-Id: I595ed6572e7f980d791ed9e1f147e6c23f2c7597
Signed-off-by: Gaurav Jindal <gjindal@codeaurora.org>