moved pull to the right spot

.gitlab-ci.yml

@@ -29,9 +29,9 @@ build-release: #This will be executed if you push on master, it makes a new rele
   script:
     - export version='cat VERSION'
     - echo "building branch $CI_COMMIT_REF_NAME, Version $version"
-    - sudo docker pull python:3
     - 'curl -X POSRT --silent --show-error --fail --header "PRIVATE-TOKEN: ${GITLAB_TOKEN}"https://gitlab.jonasled.de/api/v4/projects/${CI_PROJECT_ID}/repository/tags?tag_name=$version&ref=${CI_COMMIT_SHS}' #Tag the current commit with the version.
     - sudo docker image prune -f #Delete old unused images
+    - sudo docker pull python:3
     - sudo docker build -t gitlab.jonasled.de/jonasled/url_shorter_docker . #Build the image with the name already set to push
     - sudo docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY #Login to docker registry, username and password will be filled while executing
     - sudo docker push gitlab.jonasled.de/jonasled/url_shorter_docker #Push the image onto the Docker registry.