Issue #21741: Add st_file_attributes to os.stat_result on Windows.

Patch by Ben Hoyt.
diff --git a/Misc/ACKS b/Misc/ACKS
index 52c00f8..6fff1e1 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -580,6 +580,7 @@
 Ken Howard
 Brad Howes
 Mike Hoy
+Ben Hoyt
 Chih-Hao Huang
 Christian Hudon
 Lawrence Hudson