Update app.py

app.py

@@ -13,7 +13,7 @@ def count_letters_in_name(name: str)-> int: #it's import to specify the return t
     #Keep this format for the description / args / args description but feel free to modify the tool
     """A tool that counts letters in a given name
     Args:
-        arg1: A string representing a valid name (e.g., 'Geoffrey Hinton')
+        name: A string representing a valid name (e.g., 'Geoffrey Hinton')
     """
     return len(name.replace(' ', '')) if type(name) == 'str' else 0