Bump django from 3.2.14 to 3.2.15

Bumps [django](https://github.com/django/django) from 3.2.14 to 3.2.15.
- [Release notes](https://github.com/django/django/releases)
- [Commits](django/django@3.2.14...3.2.15)

---
updated-dependencies:
- dependency-name: django
  dependency-type: direct:development
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -1,5 +1,5 @@
 twine==3.4.1
-Django==3.2.14
+Django==3.2.15
 django-jinja==2.7.0
 unittest2==1.1.0
 wheel==0.36.2