Remove the wait time for the login form check

The "Change your password" text is either on the page or it isn't.
There's no benefit to using Capybara's default waiting behavior here, as
it will never load in via AJAX, for example.

qa/qa/page/main/login.rb

@@ -19,6 +19,7 @@ module QA
         end
 
         def sign_in_using_credentials
+          using_wait_time 0 do
             if page.has_content?('Change your password')
               fill_in :user_password, with: Runtime::User.password
               fill_in :user_password_confirmation, with: Runtime::User.password
@@ -29,6 +30,7 @@ module QA
             fill_in :user_password, with: Runtime::User.password
             click_button 'Sign in'
           end
+        end
 
         def self.path
           '/users/sign_in'