Values:
STATE_UNSPECIFIED (0):
Unspecified state.
ENABLED (1):
The job is executing normally.
PAUSED (2):
The job is paused by the user. It will not execute. A user
can intentionally pause the job using
PauseJobRequest.
DISABLED (3):
The job is disabled by the system due to
error. The user cannot directly set a job to be
disabled.
UPDATE_FAILED (4):
The job state resulting from a failed
CloudScheduler.UpdateJob
operation. To recover a job from this state, retry
CloudScheduler.UpdateJob
until a successful response is received.