[#3964] Backport to 2.5.x #12105

Job	Run time
Run the Django test suite	10m 47s
Run the Django test suite in reverse	8m 32s
Set up docker build 'dynamic' env variables	1s
Build and check documentation	1m 48s
End-to-end tests, chromium	10m 16s
End-to-end tests, firefox	11m 26s
End-to-end tests, webkit	10m 33s
docker_build (production) / Build image	8m 4s
docker_build (extensions, token_exchange,prefill_haalcentraalhr, all-extensions-) / Build image	8m 7s
Scan docker image	2m 12s
Check for unexepected OAS changes	0s
Validate OAS	0s
Generate Postman collection from OAS	0s
Generate SDKs from OAS	0s
Push Docker image	0s
update-docker-readme	0s
	1h 11m 46s

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