add new tests [skip athena][skipmodfiles]

6 jobs for testn in 1 minute and 23 seconds (queued for 1 second)
Name Stage Failure
failed
check_modified_files Check Commit
$ source scripts/check_modified_files.sh
Find files that have been modified, copied, renamed...
Your commit has modified or deleted pre-existing files:
98280accee53cdd81c463f3e1aa4c6e8700bdb07
M 421xxx/421121/Pythia8_ShowerWeights.py
M 421xxx/421122/Pythia8_ShowerWeights.py
M 421xxx/421123/mc16.MGPy8EvtGen_aQGCFS0_50_ZZjj_llqq.py
This is not allowed!
ERROR: Job failed: exit code 1