[2.7] bpo-30657: Check & prevent integer overflow in PyString_DecodeEscape (#2174)

diff --git a/Misc/ACKS b/Misc/ACKS
index 95be4271..a411bc5 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -152,6 +152,7 @@
 Matias Bordese
 Jonas Borgström
 Jurjen Bos
+Jay Bosamiya
 Peter Bosch
 Dan Boswell
 Eric Bouck