input: Write a python function to find the string with the maximum length in a list of strings.
  assert maxStringLength(["Hello", "World", "Avengers", "Captain America"]) == "Captain America"
  assert maxStringLength(["short", "tiny", "minuscule"]) == "minuscule"
  assert maxStringLength(["apple", "banana", "cherry"]) == "banana"
output: def maxStringLength(strings):
      return max(strings, key=len)