Bump django from 4.2.14 to 4.2.15 in /analytics

Bumps [django](https://github.com/django/django) from 4.2.14 to 4.2.15.
- [Commits](django/django@4.2.14...4.2.15)

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

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

analytics/requirements.txt

@@ -21,7 +21,7 @@ decorator==5.1.1
 distlib==0.3.8
 dj-database-url==2.1.0
 dj-email-url==1.0.6
-Django==4.2.14
+Django==4.2.15
 django-click==2.3.0
 django-configurations==2.5
 django-cors-headers==4.3.1