Update app.py

app.py

@@ -124,7 +124,7 @@ def get_riffusion(prompt):
 def get_mustango(prompt):
     client = Client("https://declare-lab-mustango.hf.space/")
     result = client.predict(
-		"Hello!!",	# str  in 'Prompt' Textbox component
+		prompt,	# str  in 'Prompt' Textbox component
 		200,	# float (numeric value between 100 and 200) in 'Steps' Slider component
 		3,	# float (numeric value between 1 and 10) in 'Guidance Scale' Slider component
 							api_name="/predict"