Issue #12678: Fix distutils sdist test on Windows.

Patch by Jeremy Kloth.
diff --git a/Misc/ACKS b/Misc/ACKS
index a04b637..cdae287 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -447,6 +447,7 @@
 Bastian Kleineidam
 Bob Kline
 Matthias Klose
+Jeremy Kloth
 Kim Knapp
 Lenny Kneler
 Pat Knight