Removed the 'delete job' tasks from the tasks.py file

- this was called after processing a job.
- now to be called  on a schedule.

app/celery/tasks.py

@@ -101,20 +101,11 @@ def process_job(job_id):
     job.processing_started = start
     job.processing_finished = finished
     dao_update_job(job)
-    remove_job.apply_async((str(job_id),), queue='remove-job')
     current_app.logger.info(
         "Job {} created at {} started at {} finished at {}".format(job_id, job.created_at, start, finished)
     )
 
 
-@notify_celery.task(name="remove-job")
-@statsd(namespace="tasks")
-def remove_job(job_id):
-    job = dao_get_job_by_id(job_id)
-    s3.remove_job_from_s3(job.service.id, str(job_id))
-    current_app.logger.info("Job {} has been removed from s3.".format(job_id))
-
-
 @notify_celery.task(bind=True, name="send-sms", max_retries=5, default_retry_delay=300)
 @statsd(namespace="tasks")
 def send_sms(self,