Do not log passwords

This prevents data to be leaked into the callback plugin.

Change-Id: I2b4df11f99c00da808a84126d65dc3776a7d06d1
(cherry picked from commit 56255d91cf)

tasks/designate_service_setup.yml

@@ -28,6 +28,7 @@
   until: add_service|success
   retries: 5
   delay: 2
+  no_log: True
 
 - name: Ensure designate user
   keystone:
@@ -45,6 +46,7 @@
   until: add_service|success
   retries: 5
   delay: 10
+  no_log: True
 
 - name: Ensure designate user to admin role
   keystone:
@@ -62,6 +64,7 @@
   until: add_service|success
   retries: 5
   delay: 10
+  no_log: True
 
 # Create an endpoint
 - name: Ensure designate endpoint
@@ -86,3 +89,4 @@
   until: add_service|success
   retries: 5
   delay: 10
+  no_log: True