Do not log passwords

This prevents data to be leaked into the callback plugin.

Change-Id: Ic7f244fef35a9663c09b96c5618c3a5b0601e5a9
(cherry picked from commit e15fff5e9d974d91839c74f4ac8b6fe6abc68ddc)

tasks/octavia_policy.yml

@@ -29,6 +29,7 @@
   until: add_role|success
   retries: 5
   delay: 10
+  no_log: True
   with_items:
     - load-balancer_observer
     - load-balancer_global_observer

tasks/octavia_service_add.yml

@@ -29,6 +29,7 @@
   until: add_service|success
   retries: 5
   delay: 10
+  no_log: True
 
 # Create an admin user
 - name: Ensure octavia user
@@ -47,6 +48,7 @@
   until: add_service|success
   retries: 5
   delay: 10
+  no_log: True
 
 # Add a role to the user
 - name: Ensure octavia user to admin role
@@ -65,6 +67,7 @@
   until: add_service|success
   retries: 5
   delay: 10
+  no_log: True
 
 # Create an endpoint (v2 only)
 # V1 uses a direct URL in the neutron conf
@@ -90,4 +93,5 @@
   until: add_service_v2|success
   retries: 5
   delay: 10
+  no_log: True
   when: octavia_v2 | bool