Merge pull request #1658 from maykinmedia/bump-django-4.2.20 #9126

Job	Run time
End-to-end tests, chromium	4m 24s
Build and check documentation	1m 40s
End-to-end tests, firefox	4m 49s
End-to-end tests, webkit	5m 5s
Run the Django test suite (main)	24m 55s
End-to-end tests, msedge	5m 16s
Run the Django test suite (elastic)	5m 32s
Run the Django test suite (openklant)	3m 12s
Run the Django test suite (sequential)	4m 20s
Build (and push) Docker image	2m 10s
Upload coverage information to codecov	15s
	1h 1m 38s

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