unmark passed test

Lib/test/test_xml_etree.py

@@ -2500,7 +2500,6 @@ class BadElementTest(ElementTestCase, unittest.TestCase):
         elem = b.close()
         self.assertEqual(elem[0].tail, 'ABCDEFGHIJKL')
 
-    @unittest.skip("TODO: RUSTPYTHON, hangs")
     def test_subscr(self):
         # Issue #27863
         class X:
@@ -2515,7 +2514,6 @@ class BadElementTest(ElementTestCase, unittest.TestCase):
         e.append(ET.Element('child'))
         e[0:10:X()]  # shouldn't crash
 
-    @unittest.skip("TODO: RUSTPYTHON, hangs")
     def test_ass_subscr(self):
         # Issue #27863
         class X: