Android buildbot: remove bulach from OWNERS.

Following long discussion at https://chromiumcodereview.appspot.com/23129027/
it's better to keep infrastructure team dealing with all reviews in here.

BUG=None
TEST=None
NOTRY=True

Review URL: https://chromiumcodereview.appspot.com/23814005

git-svn-id: http://src.chromium.org/svn/trunk/src/build@221677 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

android/buildbot/OWNERS

@@ -1,6 +1,5 @@
 set noparent
 
-bulach@chromium.org
 cmp@chromium.org
 ilevy@chromium.org
 yfriedman@chromium.org