Merge pull request #198276 from symphorien/flake-testing

python3.pkgs.flask_testing: disable failing test

pkgs/development/python-modules/flask-testing/default.nix

···
     "test_assert_redirects"
     "test_server_listening"
     "test_server_process_is_spawned"
+    # change in repr(template) in recent flask
+    "test_assert_template_rendered_signal_sent"
   ];
 
   disabledTestPaths = [