#17341: Include name in re error message about invalid group name.

Patch by Jason Michalski.
diff --git a/Misc/ACKS b/Misc/ACKS
index 12c2172..56d140e 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -805,6 +805,7 @@
 Alexis Métaireau
 Steven Miale
 Trent Mick
+Jason Michalski
 Franck Michea
 Tom Middleton
 Stan Mihai