refine desc for arguments

app.py

@@ -13,9 +13,9 @@ def calculator(x:int, y:int, operator:str)-> int: #it's import to specify the re
     #Keep this format for the description / args / args description but feel free to modify the tool
     """A tool that calculates math calculations bwteen two integers
     Args:
-        arg1: the first int input
-        arg2: the second int input
-        arg3: the operator
+        x: the first int input
+        y: the second int input
+        operator: the operator
     """
     
     if operator == '+':