Update job_submit.lua.j2

Former-commit-id: 75fcbfa0

roles/slurm-common/templates/job_submit.lua.j2

@@ -16,7 +16,7 @@
 function slurm_job_submit(job_desc, part_list, submit_uid)
 
 if job_desc.account == "default" then
-slurm.log_user("You have to specify your project ID as part of your job submission. The account=default is now deprecated on M3 job scheduler")
+slurm.log_user("You have to specify your project ID as part of your job submission. The account=default is now deprecated on M3 job scheduler.")
 return slurm.ESLURM_INVALID_ACCOUNT
 end