Bump whitenoise from 5.3.0 to 6.0.0 in /{{cookiecutter.project_slug}} (#332)

Bumps [whitenoise](https://github.com/evansd/whitenoise) from 5.3.0 to 6.0.0.
- [Release notes](https://github.com/evansd/whitenoise/releases)
- [Changelog](https://github.com/evansd/whitenoise/blob/master/docs/changelog.rst)
- [Commits](evansd/whitenoise@v5.3.0...6.0.0)

---
updated-dependencies:
- dependency-name: whitenoise
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

{{cookiecutter.project_slug}}/Pipfile

@@ -16,7 +16,7 @@ django-environ = "~=0.8.1"
 django-storages = "~=1.12"
 psycopg2 = "<2.9"
 waitress = "~=2.0.0"
-whitenoise = "~=5.3.0"
+whitenoise = "~=6.0.0"
 djangorestframework = "~=3.13.1"
 django-bootstrap4 = "~=21.2"
 django-allauth = "~=0.47.0"