bpo-31107: Fix copyreg mangled slot names calculation. (#2989)

diff --git a/Misc/ACKS b/Misc/ACKS
index f1f6c14..ec7d481 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -598,6 +598,7 @@
 Brian Harring
 Jonathan Hartley
 Travis B. Hartwell
+Shane Harvey
 Larry Hastings
 Tim Hatch
 Shane Hathaway