DISABLE-TEST: Commenting out vtkIOGeometryPython-TestPolygonWriters

This test depends on vtkCGMWriter. This writer is commented out in
VTK due to dependency issues. This test should be enabled after the
class is enabled again.

Change-Id: Ibc28aafcff10ff970227a3716be4a6634463dd17

IO/Geometry/Testing/Python/CMakeLists.txt

@@ -3,7 +3,7 @@ add_test_python(Plot3DScalars.py IO)
 add_test_python(Plot3DVectors.py IO)
 add_test_python(TestAVSucdReader.py IO)
 add_test_python(TestGAMBITReader.py IO)
-add_test_python(TestPolygonWriters.py IO)
+# add_test_python(TestPolygonWriters.py IO) # needs vtkCGMWriter (not built)
 add_test_python(TestXYZMol.py IO)
 add_test_python(caffeine.py IO)
 add_test_python(motor.py Graphics)