Update .gitlab-ci.yml

.gitlab-ci.yml

 image: ubuntu
 
 before_script:
-  - 'which ssh-agent || ( apt-get update -y && apt-get install openssh-client -y )'
-  - eval $(ssh-agent -s)
-  - echo "$SSH_PRIVATE_KEY" | base64 -d | tr -d '\r' | ssh-add - > /dev/null
-  - mkdir -p ~/.ssh
-  - chmod 700 ~/.ssh
-  - ssh-keyscan bwunicluster.scc.kit.edu > ~/.ssh/known_hosts
-  - chmod 644 ~/.ssh/known_hosts
+  - echo "test from fork"
+
 
 Test SSH:
     script:
-    - ssh $USER_NAME "test/testscript.sh"
\ No newline at end of file
+      - echo "test from fork"