fix prompt

app.py

@@ -125,7 +125,7 @@ if file_name is not None:
     guidance_scale = st.slider("Select a guidance scale. 7.5 gives the best results.", 1.0, 15.0, value=7.5)
     stable_fashion_args.guidance_scale = guidance_scale
     prompt = st.text_input('Write the description of cloth you want to try', 'a bright yellow t shirt')
-    stable_fashion_args.prompt = guidance_scale
+    stable_fashion_args.prompt = prompt
 
     num_steps = st.slider("No. of inference steps for the diffusion process", 5, 50, value=25)