input: Write a python function to filter strings longer than 10 characters.
  assert filter_long_strings(["Hello", "World", "Python", "Programming"]) == ["Hello", "World", "Python"]
  assert filter_long_strings(["short", "tiny", "mediumlength", "veryverylongword"]) == ["short", "tiny"]
  assert filter_long_strings(["a", "longerword", "exactlytenn"]) == ["a", "longerword", "exactlytenn"]
output: def filter_long_strings(strings):
      return [string for string in strings if len(string) <= 10]