Update app.py

app.py

@@ -98,8 +98,8 @@ video_iface = gr.Interface(
     title="Fire Detection using YOLOv8n on Gradio",
     description="Upload video for inference. The Ultralytics YOLOv8n trained model is used for inference.",
     examples=[
-        [os.path.join(video_directory, "video_fire_1.jpg")],
-        [os.path.join(video_directory, "video_fire_2.jpg")],
+        [os.path.join(video_directory, "video_fire_1.mp4")],
+        [os.path.join(video_directory, "video_fire_2.mp4")],
     ]
 )