repo: Remove leftover gitlab ci instructions

.gitlab-ci.yml

@@ -1,37 +0,0 @@
----
-# install moreutils to enable ifne (if not empty)
-# will only run the respective analyzers when files to test
-# are acutally found
-image: fnichol/check-shell:latest
-
-analyze:
-  stage: test
-  before_script:
-    - apk add moreutils
-    - shellcheck --version
-  script:
-    - echo "--------- CHECKING POSIX SHELLSCRIPTS -------------"
-    - find . -type f -name '*.sh' | ifne xargs shellcheck -Calways
-    - echo "--------- CHECKING ZSH SHELLSCRIPTS -------------"
-    - find . -type f -name '*.zsh' | ifne xargs shellcheck -Calways -s bash -e SC2034
-
-lint:
-  stage: test
-  before_script:
-    - apk add moreutils
-    - shfmt -version
-  script:
-    - echo "--------- CHECKING POSIX SHELLSCRIPTS -------------"
-    - find . -type f -name '*.sh' -not -path '*/pomo-app/*' | ifne xargs shfmt -d -i 4
-    - echo "--------- CHECKING ZSH SHELLSCRIPTS -------------"
-    - find . -type f -name '*.zsh' -not -path '*/pomo-app/*' | ifne xargs shfmt -d -i 4
-
-test:
-  stage: test
-  image: alpine
-  before_script:
-    - apk add git bash
-    - git clone https://github.com/bats-core/bats-core.git /bats
-    - /bats/bin/bats --version
-  script:
-    - /bats/bin/bats -r .