Drop the placeholder label output

Every result carried a label reading 'short label' with the description 'longer description', left from a template. VampNet has nothing to label, so the output is gone.

README.md

@@ -15,7 +15,6 @@ tags:
   - subcategory:infilling
   - input:audio
   - output:audio
-  - output:labels
   - sample-rate:44100
   - channels:mono
   - sound-effects

app.py

@@ -29,7 +29,6 @@ import shutil
 import torch
 from datetime import datetime
 from pyharp.core import build_endpoint, ModelCard  
-from pyharp.labels import OutputLabel, LabelList
 from pyharp.media.audio import save_audio  
 from pyharp.tags import Subcategory, SampleRate, Channels
 
@@ -360,9 +359,7 @@ def harp_vamp(input_audio, sampletemp, periodic_p, dropout, n_mask_codebooks, mo
     if original_channels > 1 and sig.num_channels == 1:
         sig.audio_data = sig.audio_data.repeat(1, original_channels, 1)
 
-    ll = LabelList()
-    ll.append(OutputLabel(label='short label', t=0.0, description='longer description'))
-    return save_audio(sig), ll
+    return save_audio(sig)
 
 
 if __name__ == "__main__":
@@ -410,7 +407,6 @@ if __name__ == "__main__":
             gr.Audio(type="filepath", label="Generated Audio").set_info((
                 "The reworked audio, at the same sample rate as the input."
             )),
-            gr.JSON(label="Generated Labels"),
         ]
 
         build_endpoint(