remove some unecessary test (continued)

tst/test_vt_image.py

@@ -68,7 +68,6 @@ class TestVtImage(unittest.TestCase):
         with tempfile.NamedTemporaryFile() as cp_file:
             cp_fname = cp_file.name + '.inr'
             vtim.write(cp_fname)
-            vtim.write('/Users/greg/foo.inr')
             cmp = filecmp.cmp(cp_fname, self._file_path, shallow=False)
             err_msg = "Original file & its direct copy are different:\n{} != {}"
             self.assertTrue(cmp, msg=err_msg.format(self._file_path, cp_fname))