Cleanup service connection manager doc test
Remove the visible use of the auth2 authorizer from the doc.  This
example is not intended to make a decision on type of authorizer for the
reader.
@@ -130,9 +130,9 @@ impl ServiceConnectionManager {
/// # let transport = InprocTransport::default();
/// # let mesh = Mesh::new(1, 1);
/// # let authorization_pool = AuthorizationManager::new("test_identity".into()).unwrap();
- /// # let authorizer: Box<dyn Authorizer> = Box::new(authorization_pool.authorization_connector());
+ /// # let authorizer = Box::new(authorization_pool.authorization_connector());
/// let mut cm = ConnectionManager::new(
- /// Box::new(authorization_pool.authorization_connector()),
+ /// authorizer,
/// mesh.get_life_cycle(),
/// mesh.get_sender(),
/// Box::new(transport),
