Fix redirect after login when not using gitlab Geo

app/controllers/sessions_controller.rb

@@ -56,6 +56,8 @@ class SessionsController < Devise::SessionsController
     # we should never redirect to '/users/sign_in' after signing in successfully.
     if redirect_uri.path == new_user_session_path
       return true
+    elsif redirect_uri.host == Gitlab.config.gitlab.host && redirect_uri.port == Gitlab.config.gitlab.port
+      redirect_to = redirect_uri.to_s
     elsif Gitlab::Geo.geo_node?(host: redirect_uri.host, port: redirect_uri.port)
       redirect_to = redirect_uri.to_s
     end