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

@@ -19,15 +19,17 @@ module QA
         end
 
         def sign_in_using_credentials
-          if page.has_content?('Change your password')
+          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
+              click_button 'Change your password'
+            end
+
+            fill_in :user_login, with: Runtime::User.name
             fill_in :user_password, with: Runtime::User.password
-            fill_in :user_password_confirmation, with: Runtime::User.password
-            click_button 'Change your password'
+            click_button 'Sign in'
           end
-
-          fill_in :user_login, with: Runtime::User.name
-          fill_in :user_password, with: Runtime::User.password
-          click_button 'Sign in'
         end
 
         def self.path