Bump django from 3.2.7 to 4.2.17 in /manual-testing-sandbox

Bumps [django](https://github.com/django/django) from 3.2.7 to 4.2.17.
- [Commits](django/django@3.2.7...4.2.17)

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

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

Author: dependabot[bot]

manual-testing-sandbox/requirements.txt

@@ -5,7 +5,7 @@ scipy==1.7.1
 
 # Web development
 flask==2.0.2
-django==3.2.7
+django==4.2.17
 
 # Request handling
 requests==2.26.0