Reducing test flakiness #14881

Job	Run time
Run the Django test suite	8m 36s
Run the Django test suite in reverse	5m 44s
Set up docker build 'dynamic' env variables	1s
Build and check documentation	3m 6s
End-to-end tests, chromium	13m 33s
End-to-end tests, firefox	16m 39s
End-to-end tests, webkit	12m 55s
docker_build (production) / Build image	2m 41s
docker_build (extensions, token_exchange,prefill_haalcentraalhr, all-extensions-) / Build image	2m 46s
Simulate upgrading instances (2.7.4)	1m 24s
Scan docker image	2m 31s
Simulate upgrading instances (2.7.8)	1m 19s
Check for unexepected OAS changes	0s
Validate OAS	0s
Generate SDKs from OAS	0s
Generate Postman collection from OAS	0s
Push Docker image	0s
update-docker-readme	0s
	1h 11m 15s

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