Replace autotest.tar.bz2 with autotest.tar at Dev server

This change replaces autotest.tar.bz2 with autotest.tar.

BUG=chromium-os:32312
TEST=unittest
CQ-DEPEND=I1cd0e3c029cfd0a9fa27f981b68ba2958c94dec1

Change-Id: I2bd02e1d538181a75a1545bd90ae0465bc75de4e
Reviewed-on: https://gerrit.chromium.org/gerrit/26634
Reviewed-by: Chris Sosa <[email protected]>
Tested-by: Yu-Ju Hong <[email protected]>
Commit-Ready: Yu-Ju Hong <[email protected]>
2 files changed