[MAIN-2842] added kubectl action in runner

[Avi-Robusta]

example config

customPlaybooks:
- actions:
  - create_finding:
      aggregation_key: "DeploymentScaledDown"
      title: "Pod $name on namespace $namespace crashed 3 times"
  - kubectl_command:
      command: kubectl scale --replicas=0 deployment/$(kubectl get pod $name -n $namespace -o jsonpath='{.metadata.ownerReferences[?(@.kind=="ReplicaSet")].name}' | sed 's/-[a-f0-9]\{9,10\}$//') -n $namespace
  name: DeploymentScaledDown
  triggers:
  - on_pod_crash_loop:
      restart_count: 3
      
runner:
  customClusterRoleRules: 
  - apiGroups: ["apps"]
    resources: ["deployments/scale"]
    verbs: ["get", "list", "watch", "update", "patch"]