Bump django-stubs from 1.12.0 to 5.1.0

Bumps [django-stubs](https://github.com/typeddjango/django-stubs) from 1.12.0 to 5.1.0.
- [Release notes](https://github.com/typeddjango/django-stubs/releases)
- [Commits](https://github.com/typeddjango/django-stubs/compare/[email protected])

---
updated-dependencies:
- dependency-name: django-stubs
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

poetry.lock

@@ -53,7 +53,7 @@ gpiozero = "^2.0.1"
 [tool.poetry.group.dev.dependencies]
 black = "^24.3.0"
 coverage = "^6.5.0"
-django-stubs = "^1.12.0"
+django-stubs = "^5.1.0"
 flake8 = "^7.0.0"
 mypy = "^0.982"
 pytest = "^8.2.2"