A+C: add Katrina Owen (individual CLA)

R=golang-dev
CC=golang-dev
https://golang.org/cl/9853043
diff --git a/AUTHORS b/AUTHORS
index 62d8355..c4a4cbc 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -171,6 +171,7 @@
 Julien Schmidt <google@julienschmidt.com>
 Kai Backman <kaib@golang.org>
 Kamil Kisiel <kamil@kamilkisiel.net> <kamil.kisiel@gmail.com>
+Katrina Owen <katrina.owen@gmail.com>
 Kei Son <hey.calmdown@gmail.com>
 Keith Rarick <kr@xph.us>
 Ken Friedenbach <kenliz@cruzio.com>