Update dependency django to v6.0.4 [SECURITY] (#748) #2429

Job	Run time
uv-check	6s
ruff-lint	10s
pymarkdown	10s
flake8	12s
pre-commit / autofix-pre-commit	2m 12s
pytest	18s
mypy (package)	31s
mypy (tests)	17s
build-and-publish	43s
release	0s
	4m 39s

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