Aktualisieren .gitlab-ci.yml

1 job for testing in 11 seconds
Status Name Job ID Coverage
  Info
failed docker #35587

00:00:11

 
Name Stage Failure
failed
docker Info
From https://git.mylab.th-luebeck.de/cloud-native/lab-gitlab
* [new ref] refs/pipelines/18726 -> refs/pipelines/18726
5d0c728..d2b1232 testing -> origin/testing
Checking out d2b12320 as testing...

Skipping Git submodules setup
/bin/sh: /bin/sh: cannot execute binary file
/bin/sh: /bin/sh: cannot execute binary file
ERROR: Job failed: exit code 126