Update app.py

app.py

@@ -36,7 +36,7 @@ def get_current_time_in_timezone(timezone: str) -> str:
 @tool
 def get_random_dog_info() -> str:
     """
-    Fetches a random dog image and fact from dogapi.dog.
+    A tool that fetches a random dog fact from dogapi.dog
 
     Returns:
     A string with a random dog fact.