config: don't lazy import textwrap

Already imported from a bunch of places.

Author: bluetech

src/_pytest/config/argparsing.py

@@ -7,6 +7,7 @@
 from collections.abc import Sequence
 import os
 import sys
+import textwrap
 from typing import Any
 from typing import final
 from typing import Literal
@@ -533,8 +534,6 @@ def _split_lines(self, text, width):
 
         This allows to have explicit line breaks in the help text.
         """
-        import textwrap
-
         lines = []
         for line in text.splitlines():
             lines.extend(textwrap.wrap(line.strip(), width))