BLD Add DISTDIR variable. ### Description

Adds `DISTDIR` env variable that points to the directory where libraries should be copied to when building shared libraries with recipe.

### Checklists

- [x] Add new / update outdated documentation

package:
  name: pytest
  version: 7.2.0
  tag:
    - core
    - min-scipy-stack
  top-level:
    - _pytest
    - pytest
source:
  url: https://files.pythonhosted.org/packages/67/68/a5eb36c3a8540594b6035e6cdae40c1ef1b6a2bfacbecc3d1a544583c078/pytest-7.2.0-py3-none-any.whl
  sha256: 892f933d339f068883b6fd5a459f03d85bfcb355e4981e146d2c7616c21fef71
requirements:
  run:
    - atomicwrites
    - attrs
    - more-itertools
    - pluggy
    - py
    - setuptools
    - six
    - iniconfig
    - exceptiongroup
about:
  home: https://docs.pytest.org/en/latest/
  PyPI: https://pypi.org/project/pytest
  summary: "pytest: simple powerful testing with Python"
  license: MIT

package:
  name: pytest
  version: 7.2.0
  tag:
    - core
    - min-scipy-stack
  top-level:
    - _pytest
    - pytest
source:
  url: https://files.pythonhosted.org/packages/67/68/a5eb36c3a8540594b6035e6cdae40c1ef1b6a2bfacbecc3d1a544583c078/pytest-7.2.0-py3-none-any.whl
  sha256: 892f933d339f068883b6fd5a459f03d85bfcb355e4981e146d2c7616c21fef71
requirements:
  run:
    - atomicwrites
    - attrs
    - more-itertools
    - pluggy
    - py
    - setuptools
    - six
    - iniconfig
    - exceptiongroup
about:
  home: https://docs.pytest.org/en/latest/
  PyPI: https://pypi.org/project/pytest
  summary: "pytest: simple powerful testing with Python"
  license: MIT
