Refactor registration & payment plugin options UX - last bits #14303

Job	Run time
Set up docker build 'dynamic' env variables	1s
Build and check documentation	3m 28s
End-to-end tests, chromium	13m 34s
End-to-end tests, firefox	16m 50s
Run the Django test suite	7m 31s
End-to-end tests, webkit	11m 59s
Run the Django test suite in reverse	5m 38s
docker_build (extensions, token_exchange,prefill_haalcentraalhr, all-extensions-) / Build image	2m 52s
docker_build (production) / Build image	2m 50s
Simulate upgrading instances (2.7.4)	1m 28s
Simulate upgrading instances (2.7.8)	1m 18s
Scan docker image	2m 9s
Check for unexepected OAS changes	8s
Generate Postman collection from OAS	14s
Validate OAS	17s
Generate SDKs from OAS	32s
Push Docker image	0s
update-docker-readme	0s
	1h 10m 49s

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