Update docs with newly-added rego functions #8157

Job	Run time
build / Verify build	1m 59s
build / Verify build	1m 59s
image-build / Build Helm chart	3m 14s
image-build / Build Helm chart	3m 14s
image-build / Check docker image build	2m 20s
image-build / Check docker image build	2m 20s
image-build / Image build	3m 20s
image-build / Image build	3m 20s
license-check / License boilerplate check	10s
license-check / License boilerplate check	10s
lint / Uncommitted changes check - go mod tidy & make gen	3m 37s
lint / Uncommitted changes check - go mod tidy & make gen	3m 37s
lint / Run golangci-lint	2m 49s
lint / Run golangci-lint	2m 49s
test / Authz tests	2m 38s
test / Authz tests	2m 38s
test / Unit testing	9m 1s
test / Unit testing	8m 51s
compose-migrate / docker	2m 32s
compose-migrate / docker	2m 32s
security / Security Scan	24s
security / Security Scan	24s
	1h 3m 58s

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