Add .DS_Store on ignore (GH-27711) (GH-27723)

Co-authored-by: Łukasz Langa <[email protected]>
(cherry picked from commit 1841c70)

Co-authored-by: 180909 <[email protected]>

Author: miss-islington

.gitignore

@@ -35,6 +35,7 @@ gmon.out
 .coverage
 .mypy_cache/
 .pytest_cache/
+.DS_Store
 
 *.exe
 !Lib/distutils/command/*.exe