Remove the duplicate when condition check

the condition check is duplicated with https://github.com/openstack/kolla-ansible/blob/master/ansible/roles/cinder/tasks/config.yml#L122



Change-Id: I9ca176a7aca9348d7e2e37cfe3b7efa315294d1d
Co-Authored-By: wu.chunyang <wu.chunyang@99cloud.net>

ansible/roles/cinder/tasks/config.yml

@@ -106,8 +106,6 @@
   template:
     src: "{{ item }}"
     dest: "{{ node_config_directory }}/cinder-volume/nfs_shares"
-  when:
-    - inventory_hostname in groups[cinder_services["cinder-volume"]["group"]]
   with_first_found:
     - files:
         - "{{ node_custom_config }}/nfs_shares.j2"