Update django requirement from ~=4.2 to ~=5.1

Updates the requirements on [django](https://github.com/django/django) to permit the latest version.
- [Commits](django/django@4.2...5.1.1)

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

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

pyproject.toml

@@ -10,7 +10,7 @@ classifiers = ["License :: OSI Approved :: MIT License"]
 readme = "README.md"
 requires-python = ">=3.11"
 dependencies = [
-    "Django ~=4.2",
+    "Django ~=5.1",
     "ts3 ~=2.0.0b3",
     "django-environ ~=0.11.2",
     "mysqlclient ~=2.2",