[#3688] Small fixes in frontend #11491

Job	Run time
Set up docker build 'dynamic' env variables	1s
Build and check documentation	1m 49s
End-to-end tests, chromium	9m 54s
End-to-end tests, firefox	10m 36s
Run the Django test suite	7m 55s
End-to-end tests, webkit	10m 50s
Run the Django test suite in reverse	5m 55s
docker_build (production) / Build image	7m 5s
docker_build (extensions, token_exchange,prefill_haalcentraalhr, all-extensions-) / Build image	7m 11s
Scan docker image	2m 21s
Check for unexepected OAS changes	4s
Generate SDKs from OAS	46s
Validate OAS	13s
Generate Postman collection from OAS	10s
Push Docker image	0s
update-docker-readme	0s
	1h 4m 50s

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