[release builders] Disable CFI on caroline & terra.

caroline & terra release builders have been failing recently. This
Disabling CFI on those two builders seems to fix the issue.

BUG=chromium:830321
TEST=Tested on terra-release-tryjob builder and it passed.

Change-Id: I4e4709edc9ee2dade6b29486a6857bf2c6f440de
Reviewed-on: https://chromium-review.googlesource.com/1013064
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Commit-Queue: Caroline Tice <cmtice@chromium.org>
Tested-by: Caroline Tice <cmtice@chromium.org>
Trybot-Ready: Caroline Tice <cmtice@chromium.org>
2 files changed