Update app.py

`pipeline` accepts a device number instead of `torch.device("cuda")`
Forcing the pipeline to work on `device=0`

app.py

@@ -7,7 +7,7 @@ from huggingface_hub import model_info
 
 MODEL_NAME = "openai/whisper-small" #this always needs to stay in line 8 :D sorry for the hackiness
 
-device = "cuda" if torch.cuda.is_available() else "cpu"
+device = 0 if torch.cuda.is_available() else "cpu"
 
 pipe = pipeline(
     task="automatic-speech-recognition",