fixing test inputs

gradio/components.py

@@ -1567,9 +1567,6 @@ class Audio(Component):
     def deserialize(self, x):
         return processing_utils.decode_base64_to_file(x).name
 
-    def restore_flagged(self, dir, data, encryption_key):
-        return self.restore_flagged_file(dir, data, encryption_key)["data"]
-
 
 class File(Component):
     """

test/test_inputs.py

@@ -542,7 +542,6 @@ class TestAudio(unittest.TestCase):
             audio_input.get_template_context(),
             {
                 "source": "upload",
-                "optional": False,
                 "name": "audio",
                 "label": "Upload Your Audio",
             },