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.
INITIALIZING (5):
The schedule resource is being created.
DELETING (6):
The schedule resource is being deleted.
