Log Message:
py-whitenoise: updated to 4.1.4

v4.1.4
 * Make tests more deterministic and easier to run outside of ``tox``.
 * Fix Fedora packaging `issue \ 
<https://github.com/evansd/whitenoise/issues/225>`_.
 * Use `Black <https://github.com/psf/black>`_ to format all code.

v4.1.3
 * Fix handling of zero-valued mtimes which can occur when running on some
   filesystems.
 * Fix potential path traversal attack while running in autorefresh mode on
   Windows.