Update .gitlab-ci.yml

1 job for master in 24 seconds (queued for 1 second)
Name Stage Failure
failed
Test SSH Test
# bwunicluster.scc.kit.edu:22 SSH-2.0-OpenSSH_8.3
# bwunicluster.scc.kit.edu:22 SSH-2.0-OpenSSH_8.3
# bwunicluster.scc.kit.edu:22 SSH-2.0-OpenSSH_8.3
$ chmod 644 ~/.ssh/known_hosts
$ ssh $USER_NAME "./scriptPull/pullTransformers.sh"
Warning: Permanently added the ECDSA host key for IP address '129.13.56.21' to the list of known hosts.
hs_61sima1bif@bwunicluster.scc.kit.edu: Permission denied (publickey,gssapi-keyex,gssapi-with-mic,keyboard-interactive).
Cleaning up file based variables
ERROR: Job failed: exit code 1