remove gitlab ci

.gitlab-ci.yml

-docker-build:
-  image: jonasled.dev/jonasled/buildx-docker:latest
-  stage: build
-  services:
-    - docker:dind
-  before_script:
-    - docker context create build
-    - docker buildx create build --use
-    - docker run --rm --privileged docker/binfmt:66f9012c56a8316f9244ffd7622d7c21c1f6f28d
-    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY
-  script:
-    - |
-      if [[ "$CI_COMMIT_BRANCH" == "$CI_DEFAULT_BRANCH" ]]; then
-        tag=""
-        echo "Running on default branch '$CI_DEFAULT_BRANCH': tag = 'latest'"
-      else
-        tag=":$CI_COMMIT_REF_SLUG"
-        echo "Running on branch '$CI_COMMIT_BRANCH': tag = $tag"
-      fi
-    - docker buildx build --platform linux/amd64,linux/arm,linux/arm64 --push --tag "$CI_REGISTRY_IMAGE${tag}" .
-  # Run this job in a branch where a Dockerfile exists
-  rules:
-    - if: $CI_COMMIT_BRANCH
-      exists:
-        - Dockerfile