chore: Remove ZooKeeper 3.9.3 (#1001) #47

Job	Run time
Detect relevant changed files	7s
Build/Publish arm64 Image	5m 27s
Run cargo-udeps	1m 53s
Build/Publish amd64 Image	6m 35s
Package/Publish 0.0.0-dev Helm Chart	26s
Publish/Sign 0.0.0-dev Index	35s
Run OpenShift Preflight Check for 0.0.0-dev-arm64	16s
Run OpenShift Preflight Check for 0.0.0-dev-amd64	20s
Failure Notification	0s
Finished Build and Publish	3s
	15m 42s

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