Add google_apis_unittests to more bots. This adds google_apis_unittests to 'linux_chromeos', 'linux_rel' and 'win_rel'. See https://codereview.chromium.org/63423007/. BUG=257421 R=maruel@chromium.org,stip@chromium.org Review URL: https://codereview.chromium.org/70953003 git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/commit-queue@235396 0039d316-1c4b-4281-b951-d872f2087c98