chore: Describe RBAC rules, remove unnecessary rules #92

Job	Run time
Detect relevant changed files	8s
Run cargo-udeps	2m 5s
Build/Publish arm64 Image	5m 11s
Build/Publish amd64 Image	6m 38s
Package/Publish 0.0.0-pr412 Helm Chart	30s
Publish/Sign 0.0.0-pr412 Index	32s
Run OpenShift Preflight Check for 0.0.0-pr412-amd64	17s
Run OpenShift Preflight Check for 0.0.0-pr412-arm64	17s
Failure Notification	0s
Finished Build and Publish	2s
	15m 40s

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