bpo-33497: Add NEWS and ACKS entries. (GH-6838)

diff --git a/Misc/ACKS b/Misc/ACKS
index 587bbec..665b4dd 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -207,6 +207,7 @@
 Josh Bronson
 Daniel Brotsky
 Jean Brouwers
+Amber Brown
 Gary S. Brown
 Titus Brown
 Oleg Broytmann