Set kube_apiserver_insecure_port parameter to use the defined variable

undo changes to kubedns healthz endpoint

roles/kubernetes-apps/ansible/tasks/main.yml

@@ -1,7 +1,7 @@
 ---
 - name: Kubernetes Apps | Wait for kube-apiserver
   uri:
-    url: http://localhost:8080/healthz
+    url: http://localhost:{{ kube_apiserver_insecure_port }}/healthz
   register: result
   until: result.status == 200
   retries: 10

roles/kubernetes/master/handlers/main.yml

@@ -39,7 +39,7 @@
 
 - name: Master | wait for the apiserver to be running
   uri:
-    url: http://localhost:8080/healthz
+    url: http://localhost:{{ kube_apiserver_insecure_port }}/healthz
   register: result
   until: result.status == 200
   retries: 20

roles/kubernetes/master/templates/manifests/kube-apiserver.manifest.j2

@@ -92,7 +92,7 @@ spec:
       httpGet:
         host: 127.0.0.1
         path: /healthz
-        port: 8080
+        port: {{ kube_apiserver_insecure_port }}
       initialDelaySeconds: 30
       timeoutSeconds: 10
     volumeMounts: