tests: Run service worker workaround test on Windows

tests/end2end/test_invocations.py

@@ -30,7 +30,6 @@ import pytest
 from PyQt5.QtCore import QProcess
 
 from helpers import utils
-from qutebrowser.utils import utils as qbutils
 
 
 ascii_locale = pytest.mark.skipif(sys.hexversion >= 0x03070000,
@@ -446,7 +445,6 @@ def test_preferred_colorscheme(request, quteproc_new):
     'Qt version changed',
     None,
 ])
-@pytest.mark.skipif(qbutils.is_windows, reason='Currently broken')
 def test_service_worker_workaround(
         request, server, quteproc_new, short_tmpdir, reason):
     """Make sure we remove the QtWebEngine Service Worker directory if configured."""