Update deploy_k8s_services.yml

Signed-off-by: abhishek-sa1 <abhishek.sa3@dell.com>

roles/k8s_start_services/tasks/deploy_k8s_services.yml

@@ -38,7 +38,6 @@
   command: "helm repo add metallb '{{ metallb_helm_url }}'"
   changed_when: false
   tags: init
- 
 
 - name: Create MetalLB Setup Config Files
   copy:
@@ -60,7 +59,8 @@
 
 - name: Deploy Metallb
   command: "helm install metallb metallb/metallb  -f '{{ metallb_config_file_dest }}'"
-  changed_when: false
+  changed_when: true
+  when: "'metallb' not in k8s_pods.stdout"
   tags: init
 
 - name: Start k8s dashboard