Use kubectl to delete all configurations in helm hook

Signed-off-by: Kate Goldenring <kate.goldenring@fermyon.com>

deployment/helm/templates/pre-delete-job.yaml

@@ -28,9 +28,9 @@ spec:
       serviceAccountName: akri-helm-cleanup-hook-sa
       containers:
       - name: delete-configurations
-        image: curlimages/curl:latest
+        image: bitnami/kubectl:latest
         command: ["/bin/sh", "-c"]
         args: [
-          "curl -ik -X DELETE -H \"Authorization: Bearer $(cat /var/run/secrets/kubernetes.io/serviceaccount/token)\" https://kubernetes.default.svc.cluster.local/apis/akri.sh/v0/namespaces/{{ .Release.Namespace }}/configurations"
+          "kubectl delete configurations.akri.sh --all --all-namespaces --wait"
         ]
 {{- end }}

deployment/helm/templates/rbac.yaml

@@ -106,9 +106,9 @@ metadata:
   labels:
     app.kubernetes.io/component: helm-hook
 rules:
-- apiGroups: ["akri.sh"]
+- apiGroups: [{{ .Values.crds.group | quote }}]
   resources: ["configurations"]
-  verbs: ["deletecollection"]
+  verbs: ["get", "list", "watch", "create", "update", "patch", "delete", "deletecollection"]
 ---
 apiVersion: 'rbac.authorization.k8s.io/v1'
 kind: 'ClusterRoleBinding'