adjust test data (app.cfg)

tests/test_app.cfg

@@ -17,8 +17,9 @@
 
 # variable 'comment' under 'submitted_job_comments' should not be changed as there are regular expression patterns matching it
 [submitted_job_comments]
-initial_comment = New job on instance `{app_name}` for architecture `{arch_name}` for repository `{repo_id}` in job dir `{symlink}`
 awaits_release = job id `{job_id}` awaits release by job manager
+initial_comment = New job on instance `{app_name}` for CPU micro-architecture `{arch_name}`{accelerator_spec} for repository `{repo_id}` in job dir `{symlink}`
+with_accelerator =  and accelerator `{accelerator}`
 
 [new_job_comments]
 awaits_lauch = job awaits launch by Slurm scheduler