needs a new line

.gitlab-ci.yml

@@ -36,7 +36,8 @@ deploy:
     # It is the base64 encoded private key
     - echo "$DEPLOY_KEY" | base64 -d | ssh-add - > /dev/null
     - mkdir -p --mode=0700 ~/.ssh
-    - printf "ftp.docs.immerda.ch ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPJx38PfGvaHtkSsHptiHoIQxlI3Yf0cskPNTwAQnY14" > ~/.ssh/known_hosts
+    - printf "ftp.docs.immerda.ch ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPJx38PfGvaHtkSsHptiHoIQxlI3Yf0cskPNTwAQnY14
+      " > ~/.ssh/known_hosts
     - tar fxv site.tar.gz
     # In case we're not dealing with the master branch, create the review dir on the webserver.
     # We need to catch possible errors, as lftp seems buggy: It fails if the dir already exists,