add the verify for the session

We run the octavia scenario test failed when the OpenStack env
enable TLS. So we need add the verify for the session.

Story: 2007662
Task:  39754
Closes-Bug: #1877818
Change-Id: Ie71db27dc383c93496c1dfd69f486a4fd02b597e

octavia/certificates/common/auth/barbican_acl.py

@@ -87,7 +87,9 @@ class BarbicanACLAuth(barbican_common.BarbicanAuth):
         user_auth = token.Token(auth_url=service_auth.auth_url,
                                 token=context.auth_token,
                                 project_id=context.project_id)
-        user_session = session.Session(auth=user_auth)
+        user_session = session.Session(
+            auth=user_auth,
+            verify=CONF.certificates.ca_certificates_file)
 
         # create a special barbican client with our user's session
         return barbican_client.Client(

releasenotes/notes/fix-barbican-client-verfiy-689be1b9389bd1d8.yaml

@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Fix an issue when the barbican service enable TLS, we create the listerner
+    failed.