Update app.py

app.py

@@ -9,7 +9,7 @@ from Gradio_UI import GradioUI
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
-def my_cutom_tool(animal_category: str) -> str: #it's import to specify the return type
+def my_custom_tool(animal_category: str) -> str: #it's import to specify the return type
     """ A tool that provides a random fun fact about animals.
      
     Args: