atheros: update ath6k ar6003 firmware

Updates for the v2.0 hardware and new support for v2.1.1 hardware.

BUG=none
TEST=manual:boot on seaboard w/ 2.1.1 hardware and driver patches; verify can scan, associate, and ping

Review URL: http://codereview.chromium.org/6657001

Change-Id: I7a7b3644f133f1b037b79f583cbefaaccd64e324
13 files changed