Add iptest to autodoc exclusion list (was pulling Qt in)

docs/autogen_api.py

@@ -36,7 +36,7 b" if __name__ == '__main__':"
                                         ]
 
     docwriter.module_skip_patterns += [ r'\.core\.fakemodule',
-                                        
+                                        r'\.testing\.iptest',
                                         # Keeping these disabled is OK
                                         r'\.parallel\.controller\.mongodb',
                                         r'\.lib\.inputhookwx',