[tests] skip TestUserContribsWithoutUser.test_user_prefix on wowwiki

Change-Id: Ic11b3835fc14fec6c6720d0f779c12c357aee74e
---
M tests/site_generators_tests.py
1 file changed, 12 insertions(+), 0 deletions(-)

diff --git a/tests/site_generators_tests.py b/tests/site_generators_tests.py
index 2f5888a..388d7e5 100755
--- a/tests/site_generators_tests.py
+++ b/tests/site_generators_tests.py
@@ -1173,6 +1173,9 @@
     def test_user_prefix(self):
         """Test the site.usercontribs() method with userprefix."""
         mysite = self.get_site()
+        if mysite.family.name == 'wowwiki':
+            self.skipTest(f'Too many timeouts on {mysite}')
+
         for contrib in mysite.usercontribs(userprefix='John', total=5):
             self.assertIsInstance(contrib, dict)
             for key in ('user', 'title', 'ns', 'pageid', 'revid'):

