feat(ci): improve linting stage

---

# linting

linting:

# markdownlint

markdown-lint:

  stage: "linting"

  image:

    name: "cr.simoncor.net/siempie/ansible-deployment:latest"

    name: "docker.io/davidanson/markdownlint-cli2:v0.18.1"

    entrypoint: ["/bin/sh", "-c"]

  script:

    # run markdownlint

    - "markdownlint-cli2 --config .markdownlint-cli2.jsonc"

  # start linting

# yamllint

yamllint:

  stage: "linting"

  image: "registry.gitlab.com/pipeline-components/yamllint:0.35.0"

  script:

    # run yamllint

    - "yamllint ."