Shorter wall time for Phoenix benchmarking (#731)

Author: sbryngelson

.github/workflows/phoenix/submit.sh

@@ -41,7 +41,7 @@ sbatch <<EOT
 #SBATCH --account=gts-sbryngelson3 # charge account
 #SBATCH -N1                        # Number of nodes required
 $sbatch_device_opts
-#SBATCH -t 04:00:00                # Duration of the job (Ex: 15 mins)
+#SBATCH -t 02:00:00                # Duration of the job (Ex: 15 mins)
 #SBATCH -q embers                  # QOS Name
 #SBATCH -o$job_slug.out            # Combined output and error messages file
 #SBATCH -W                         # Do not exit until the submitted job terminates.