Update app.py

app.py

@@ -540,7 +540,7 @@ ledger = pipeline.model_ledger
 # Save the original factory methods so we can rebuild individual components later.
 # These are bound callables on ledger that will call the builder when invoked.
 _orig_transformer_factory = ledger.transformer
-_orig_video_encoder_factory = ledger.video_encode
+_orig_video_encoder_factory = ledger.video_encoder
 _orig_video_decoder_factory = ledger.video_decoder
 _orig_audio_decoder_factory = ledger.audio_decoder
 _orig_vocoder_factory = ledger.vocoder