Issue #28435: Avoid no_proxy environment variable interfering with tests

Patch by Piotr Szczepaniak.
diff --git a/Misc/ACKS b/Misc/ACKS
index 9c805b0..6d245cd 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -1361,6 +1361,7 @@
 Thenault Sylvain
 Péter Szabó
 John Szakmeister
+Piotr Szczepaniak
 Amir Szekely
 Arfrever Frehtes Taifersar Arahesis
 Hideaki Takahashi