Makes ApiUrl immutable #14692

Job	Run time
Run linting	2m 55s
Check generated files	10s
Run helm unit tests	8s
Run helm linting	8s
Code security scanning alerts	24s
Run unit tests	4m 29s
Check uncommitted changes in api docs action	1m 26s
Lint markdown files	22s
Prepare properties	6s
Build images (amd64)	3m 7s
Build images (arm64)	2s
Build images (ppc64le)	4s
Build images (s390x)	2s
Push images (amd64)	38s
Push images (arm64)	7s
Push images (ppc64le)	4s
Push images (s390x)	3s
Create manifest	18s
	14m 33s

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