Bump django in /test-suite/templates/python3-poetry/many-deps (#331)

Bumps [django](https://github.com/django/django) from 4.2.16 to 4.2.20.
- [Commits](django/django@4.2.16...4.2.20)

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

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Author: dependabot[bot]

test-suite/templates/python3-poetry/many-deps/poetry.lock

@@ -6,6 +6,6 @@ authors = ["Your Name <you@example.com>"]
 
 [tool.poetry.dependencies]
 python = ">=3.10.0,<3.11"
-django = "^4.2.16"
+django = "^4.2.20"
 boatman = "^0.0.6"
 ws4py = "^0.5.1"