Derecho rt_utils.sh: wait longer to query completed job status

Author: Natalie Perlin

tests/rt_utils.sh

@@ -318,6 +318,7 @@ submit_and_wait() {
         else
           job_running=false
           status='COMPLETED'
+	  sleep 60
           set +e
           exit_status=$( qstat "${jobid}" -x -f | grep Exit_status | awk '{print $3}')
           set -e