remove gitlab-ci files from before the mono repo

packages/zammad-addon-metamigo/.gitlab-ci.yml

@@ -1,25 +0,0 @@
----
-image: registry.gitlab.com/guardianproject-ops/docker-python-node:python3.8-nodejs12
-
-stages:
-  - test
-  - build
-  - trigger
-
-before_script:
-  - apt-get update && apt-get install -y make ruby
-  - gem install rufo -v 0.12.0
-  - pip install inflection
-
-test:
-  stage: test
-  script:
-    - echo "Skipping tests" # make test
-
-build:
-  stage: build
-  artifacts:
-    paths:
-      - dist/*.szpm
-  script:
-    - make