Update job-scheduling.md

docs.it4i/cs/job-scheduling.md

 # Complementary System Job Scheduling
 
 ## Introduction
+
 [Slurm][1] workload manager is used to allocate and access Complementary systems resources.
 
 Display partitions/queues
-```
+
+```console
 $ sinfo
 PARTITION AVAIL  TIMELIMIT  NODES  STATE NODELIST
 p00-arm      up 1-00:00:00      1   idle p00-arm01
@@ -16,29 +18,34 @@ p05-synt     up 1-00:00:00      1   idle p05-synt01
 ```
 
 Show jobs
-```
+
+```console
 $ squeue --me
              JOBID PARTITION     NAME     USER ST       TIME  NODES NODELIST(REASON)
                104   p01-arm interact    user   R       1:48      2 p01-arm[01-02]
 ```
 
 Show job details
-```
+
+```console
 $ scontrol show job 104
 ```
 
 Run interactive job
-```
+
+```console
  $ srun -A PROJECT-ID -p p01-arm --pty bash -i
 ```
 
 Run interactive job, with X11 forwarding
-```
+
+```console
  $ srun -A PROJECT-ID -p p01-arm --pty --x11 bash -i
 ```
 
 Run batch job
-```
+
+```console
  $ sbatch -A PROJECT-ID -p p01-arm ../script.sh
 ```