pylint: useless-suppression in test_qt_javascript

When QtWebEngine is available, the suppression is useless.

tests/unit/browser/test_qt_javascript.py

@@ -67,7 +67,7 @@ def test_element_js_webkit(webview, js_enabled, expected):
 @pytest.mark.parametrize('js_enabled, expected', [(True, 2.0), (False, 2.0)])
 def test_simple_js_webengine(qtbot, webengineview, js_enabled, expected):
     """With QtWebEngine, runJavaScript works even when JS is off."""
-    # pylint: disable=no-name-in-module
+    # pylint: disable=no-name-in-module,useless-suppression
     # If we get there (because of the webengineview fixture) we can be certain
     # QtWebEngine is available
     from PyQt5.QtWebEngineWidgets import QWebEngineSettings