update default example

app.py

@@ -238,7 +238,6 @@ examples = [
             "files": ["assets/travel_tips.jpg"],
         }
     ],
-
     [
         {
             "text": "As an art critic AI assistant, could you describe this painting in details and make a thorough critic?",
@@ -247,8 +246,8 @@ examples = [
     ],
     [
         {
-            "text": "Describe this video",
-            "files": ["assets/short.mp4"],
+            "text": "What is on the flower?",
+            "files": ["assets/bee.jpg"],
         }
     ],
 ]