Merge pull request #1887 from mattymo/fix_indent_apiserver

fix indentation for network policy option

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

@@ -78,9 +78,9 @@ spec:
 {%   endfor %}
 {% endif %}
 {% if enable_network_policy %}
-  {% if kube_version | version_compare('v1.8', '<')  %}
+  {%- if kube_version | version_compare('v1.8', '<')  -%}
     - --runtime-config=extensions/v1beta1/networkpolicies=true
-  {% endif %}
+  {%- endif -%}
 {% endif %}
     - --v={{ kube_log_level }}
     - --allow-privileged=true