Update app.py

app.py

@@ -16,7 +16,7 @@ def calculateFiveYear(salary:int)-> int: #it's import to specify the return type
     #Keep this format for the description / args / args description but feel free to modify the tool
     """A tool calculate salary in five years
     Args:
-        arg1: the first argument
+        salary: the first argument for calculate
     """
     salary = salary * 52
     return salary