Fix galera server local db permission access

This corrects the permissions we grant to root allowing it access
everywhere. Sadly the more restrictive approach was causing issues
everywhere.

Change-Id: I3c1b755e4bed6a209c127258b79d3ef557caf19e
Signed-off-by: Kevin Carter <kevin.carter@rackspace.com>

tasks/galera_setup.yml

@@ -29,21 +29,11 @@
       password: "{{ galera_root_password }}"
       priv: "*.*:ALL,GRANT"
       state: present
-    - name: "{{ galera_root_user }}"
-      host: "::1"
-      password: "{{ galera_root_password }}"
-      priv: "*.*:ALL,GRANT"
-      state: present
-    - name: "{{ galera_root_user }}"
-      host: "127.0.0.1"
-      password: "{{ galera_root_password }}"
-      priv: "*.*:ALL,GRANT"
-      state: present
     - name: "{{ galera_root_user }}"
       host: "localhost"
       password: "{{ galera_root_password }}"
       priv: "*.*:ALL"
-      state: present
+      state: absent
     - name: "{{ galera_monitoring_user }}"
       host: '%'
       password: "{{ galera_monitoring_user_password }}"