input: Write a python function to filter numbers greater than 10.
  assert filter_greater_than_10([1, 5, 10, 15, 20]) == [15, 20]
  assert filter_greater_than_10([11, 9, 12, 8, 13]) == [11, 12, 13]
  assert filter_greater_than_10([5, 6, 7, 8, 9]) == []
output: def filter_greater_than_10(numbers):
      return [num for num in numbers if num > 10]