Persistent volumes for Database storage

Addition of persistent volumes for all DBs including
persistence of policy mariadb (with initial configuration data)

Change-Id: I029e724c3f8bba7fe3599b0955a4a3d213c08163
Issue-ID: OOM-268
Signed-off-by: BorislavG <Borislav.Glozman@amdocs.com>
diff --git a/kubernetes/message-router/templates/message-router-zookeeper.yaml b/kubernetes/message-router/templates/message-router-zookeeper.yaml
index 5b46dc0..c07ef3a 100644
--- a/kubernetes/message-router/templates/message-router-zookeeper.yaml
+++ b/kubernetes/message-router/templates/message-router-zookeeper.yaml
@@ -30,7 +30,7 @@
       restartPolicy: Always
       volumes:
       - name: zookeeper-data
-        hostPath:
-          path: /dockerdata-nfs/{{ .Values.nsPrefix }}/message-router/dcae-startup-vm-message-router/docker_files/data-zookeeper
+        persistentVolumeClaim:
+          claimName: message-router-zookeeper
       imagePullSecrets:
       - name: "{{ .Values.nsPrefix }}-docker-registry-key"