Update dependency django to v6.0.4 [SECURITY] #2425

Job	Run time
ruff-lint	11s
flake8	18s
uv-check	8s
pymarkdown	8s
pre-commit / autofix-pre-commit	2m 14s
mypy (tests)	21s
mypy (package)	24s
pytest	18s
build-and-publish	0s
release	0s
	4m 2s

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