chore: Describe RBAC rules, remove unnecessary rules #283

Job	Run time
Detect relevant changed files	7s
Build/Publish arm64 Image	5m 32s
Run cargo-udeps	1m 59s
Build/Publish amd64 Image	6m 48s
Publish/Sign 0.0.0-pr767 Index	25s
Package/Publish 0.0.0-pr767 Helm Chart	25s
Run OpenShift Preflight Check for 0.0.0-pr767-amd64	17s
Run OpenShift Preflight Check for 0.0.0-pr767-arm64	19s
Failure Notification	0s
Finished Build and Publish	2s
	15m 54s

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