Add *@skia.org to AUTHORS so we can land CLs using those addresses if we like.

BUG=skia:
R=hcm@google.com, reed@google.com, mtklein@google.com

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/565293002
diff --git a/AUTHORS b/AUTHORS
index 496cbc7..2565a66 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -1,5 +1,5 @@
 # This is the official list of Skia authors for copyright purposes.
-# 
+#
 # Names should be added to this file with one of the following patterns:
 #
 # For individual contributors:
@@ -23,6 +23,7 @@
 NVIDIA <*@nvidia.com>
 Opera Software ASA <*@opera.com>
 Samsung <*@samsung.com>
+Skia <*@skia.org>
 Skia Buildbots <skia.buildbots@gmail.com>
 Steve Singer <steve@ssinger.info>
 The Chromium Authors <*@chromium.org>