feat: use v0.9.4 metal-ccm instead of deleted branch

Author: vknabel

capi-lab/metal-ccm.yaml

@@ -191,7 +191,7 @@ spec:
           value: internet-mini-lab,${METAL_NODE_NETWORK_ID}
         - name: METAL_SSH_PUBLICKEY
           value: ""
-        image: ghcr.io/metal-stack/metal-ccm:run-with-edit-privileges
+        image: ghcr.io/metal-stack/metal-ccm:v0.9.4
         imagePullPolicy: IfNotPresent
         livenessProbe:
           failureThreshold: 2