Update stout & quawks buildbot config as freon by default

Remove the extra quawks-release & stout-release configs and rename
quawks_freon & stout_freon to quawks & stout.

BUG=chromium:498452
TEST=none

Change-Id: Ie0a23cf4f7d6b93c340fd2b4c8ea336085588dab
Reviewed-on: https://chromium-review.googlesource.com/277115
Reviewed-by: Richard Barnette <jrbarnette@chromium.org>
Reviewed-by: Don Garrett <dgarrett@chromium.org>
Commit-Queue: Michael Spang <spang@chromium.org>
Tested-by: Michael Spang <spang@chromium.org>
2 files changed