[2.7] bpo-31107: Fix copyreg mangled slot names calculation. (GH-2989). (#3004)

(cherry picked from commit c4c9866064f03646c686d7e08b00aeb203c35c19)
diff --git a/Misc/ACKS b/Misc/ACKS
index 662db9f..229a874 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -543,6 +543,7 @@
 Brian Harring
 Jonathan Hartley
 Travis B. Hartwell
+Shane Harvey
 Larry Hastings
 Tim Hatch
 Shane Hathaway