Update slurm-job-submission-and-execution.md

docs.it4i/general/slurm-job-submission-and-execution.md

@@ -160,7 +160,7 @@ Commonly used variables are:
 
 | variable name | description | example |
 | ------ | ------ | ------ |
-| SLURM_JOBID | job id of the executing job| 593 |
+| SLURM_JOB_ID | job id of the executing job| 593 |
 | SLURM_JOB_NODELIST | nodes allocated to the job | cn[101-102] |
 | SLURM_JOB_NUM_NODES | number of nodes allocated to the job | 2 |
 | SLURM_STEP_NODELIST | nodes allocated to the job step | cn101 |