Mark failing tests

Lib/test/test_generators.py

@@ -136,6 +136,7 @@ class FinalizationTest(unittest.TestCase):
         self.assertEqual(len(resurrected), 1)
         self.assertIsInstance(resurrected[0].gi_code, types.CodeType)
 
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; AssertionError: <frame object at 0xb4000073269f09e0> is not None
     def test_exhausted_generator_frame_cycle(self):
         def g():
             yield
@@ -304,6 +305,7 @@ class GeneratorTest(unittest.TestCase):
 
         self.assertEqual([1, 2], list(i for i in C()))
 
+    @unittest.expectedFailure  # TODO: RUSTPYTHON; AssertionError: False is not true
     def test_close_clears_frame(self):
         # gh-142766: Test that closing a generator clears its frame
         class DetectDelete: