updated requirements

app.py

@@ -30,6 +30,6 @@ iface = gr.Interface(fn=generate_view, inputs=[gr.Image(type="pil", value="image
                                                gr.Number(label="elevation", value=0.), 
                                                gr.Number(label="azimuth", value=45.), 
                                                gr.Number(label="camera_distance", value=1.2), 
-                                               gr.Number(label="num_inference_steps", value=20, type="int")], 
+                                               gr.Number(label="num_inference_steps", value=20)], 
                                                outputs=gr.Image())
 iface.launch()