Update rootwrap filter copy for easier maintenance

Update the rootwrap filter config file copy task to handle
looking up rootwrap filter files using 'with_fileglob' to avoid
having to maintain the task with each addition or removal of these
files.

Change-Id: I157cbc4b71c3a2f994ef6542a3c31c6279cd6ca9

tasks/cinder_post_install.yml

@@ -44,12 +44,14 @@
   notify:
     - Restart cinder services
 
-- name: Drop cinder configs
+- name: Copy cinder configs
   copy:
-    src: "rootwrap.d/volume.filters"
-    dest: "/etc/cinder/rootwrap.d/volume.filters"
+    src: "{{ item }}"
+    dest: "/etc/cinder/rootwrap.d/"
     owner: "root"
     group: "root"
+  with_fileglob:
+    - rootwrap.d/*
   notify:
     - Restart cinder services