input: Write a python function to find the highest value in a list of numbers.
  assert find_highest_value([14, 16, 2]) == 16
  assert find_highest_value([10, 9, 8, 7]) == 10
  assert find_highest_value([5, 15, 25, 35, 45]) == 45
output: def find_highest_value(numbers):
      return max(numbers)