Go back to single debug QOS Frontier runner (#764)

Author: sbryngelson

.github/workflows/frontier/submit.sh

@@ -21,8 +21,9 @@ sbatch <<EOT
 #SBATCH -A CFD154                  # charge account
 #SBATCH -N 1                       # Number of nodes required
 #SBATCH -n 8                       # Number of cores required
-#SBATCH -t 02:00:00                # Duration of the job (Ex: 15 mins)
+#SBATCH -t 01:00:00                # Duration of the job (Ex: 15 mins)
 #SBATCH -o$job_slug.out            # Combined output and error messages file
+#SBATCH -q debug                   # Use debug QOS - only one job per user allowed in queue!
 #SBATCH -W                         # Do not exit until the submitted job terminates.
 
 set -e