Update .gitlab-ci.yml

1 job for master in 30 seconds (queued for 4 seconds)
Name Stage Failure
Test SSH Test
# bwunicluster.scc.kit.edu:22 SSH-2.0-OpenSSH_8.3
$ chmod 644 ~/.ssh/known_hosts
$ GITLAB_KEY=$(echo "$GITLAB_KEY" | tr -d '\r')
$ scp exexute_transformers_for_sag.sh $USER_NAME:~/execute_transformers/exexute_transformers_for_sag.sh
Warning: Permanently added the ECDSA host key for IP address '' to the list of known hosts.
$ ssh $USER_NAME "chmod 700 execute_transformers/exexute_transformers_for_sag.sh && ./execute_transformers/exexute_transformers_for_sag.sh $GITLAB_KEY
/usr/bin/bash: eval: line 131: unexpected EOF while looking for matching `"'
Cleaning up file based variables
ERROR: Job failed: exit code 2