📝 Document boolean icons in admin #15067

Job	Run time
Build and check documentation	3m 22s
End-to-end tests, chromium	15m 30s
End-to-end tests, firefox	18m 12s
Run the Django test suite	8m 41s
End-to-end tests, webkit	13m 30s
Run the Django test suite in reverse	6m 1s
Set up docker build 'dynamic' env variables	1s
docker_build (extensions, token_exchange,prefill_haalcentraalhr, all-extensions-) / Build image	2m 51s
docker_build (production) / Build image	2m 53s
Scan docker image	2m 4s
Simulate upgrading instances (2.8.2)	1m 28s
Check for unexepected OAS changes	4s
Generate SDKs from OAS	33s
Generate Postman collection from OAS	11s
Validate OAS	13s
Push Docker image	0s
update-docker-readme	0s
	1h 15m 34s

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