Bump django from 6.0.1 to 6.0.2 in /src/testproj

Bumps [django](https://github.com/django/django) from 6.0.1 to 6.0.2.
- [Commits](django/django@6.0.1...6.0.2)

---
updated-dependencies:
- dependency-name: django
  dependency-version: 6.0.2
  dependency-type: direct:production
...

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Author: dependabot[bot]