Remove redundant default value definition

roles/openshift_persistentlocalstorage/templates/local-persistent-volume-config.j2

@@ -2,7 +2,7 @@
 apiVersion: v1
 data:
 {% for class in persistentlocalstorage_classes %}
-  {{class}}: '{ "hostDir": "{{ openshift_persistentlocalstorage_path | default('/mnt/local-storage') }}/{{ class }}", "mountDir" : "{{ openshift_persistentlocalstorage_path | default('/mnt/local-storage') }}/{{ class }}" }'
+  {{class}}: '{ "hostDir": "{{ openshift_persistentlocalstorage_path }}/{{ class }}", "mountDir" : "{{ openshift_persistentlocalstorage_path }}/{{ class }}" }'
 {% endfor %}
 kind: ConfigMap
 metadata: