More controller specs (#2561)

* Add render_views in more places

* Delegate methods from account to user with allow nil true, so that admin accounts show view renders when missing a user

* Use actual account instances in authorize follow controller spec

spec/controllers/settings/profiles_controller_spec.rb

@@ -1,6 +1,7 @@
 require 'rails_helper'
 
 RSpec.describe Settings::ProfilesController, type: :controller do
+  render_views
 
   before do
     sign_in Fabricate(:user), scope: :user