Add versioningit as a build dependency

build:

  noarch: python

  string: py{{py}}

  number: {{ version_number }}

  string: py{{py}}

  script: {{ PYTHON }} -m pip install . --no-deps --ignore-installed -vvv

requirements:

  host:

    - python

    - versioningit

    - pip

  build:

    - build

    - toml

    - versioningit

  run:

    - astropy