Add myself as a depot_tools owner.

Change-Id: Ie8907f3567ab55c6f08fd79a1ea111984ff1ffcd
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/6173181
Reviewed-by: Gavin Mak <gavinmak@google.com>
Commit-Queue: Brian Ryner <bryner@google.com>

OWNERS

@@ -1,6 +1,7 @@
 set noparent
 
 ajp@google.com
+bryner@google.com
 ddoman@chromium.org
 gavinmak@google.com
 jojwang@google.com