Add a test for mixed precision (#9806)

tests/test_modeling_tf_flaubert.py

@@ -330,12 +330,8 @@ class TFFlaubertModelTest(TFModelTesterMixin, unittest.TestCase):
             model = TFFlaubertModel.from_pretrained(model_name)
             self.assertIsNotNone(model)
 
-    def test_saved_model_with_hidden_states_output(self):
-        # Should be uncommented during patrick TF refactor
-        pass
-
-    def test_saved_model_with_attentions_output(self):
-        # Should be uncommented during patrick TF refactor
+    def test_mixed_precision(self):
+        # TODO JP: Make Flaubert float16 compliant
         pass