N1SDP: Run simple boot test on OpenCI

We will replace the full Linux test, which includes
some network and Linux functional tests, with a
simple boot test to validate build artifacts on OpenCI,
while retaining the comprehensive Linux test for internal CI.

Signed-off-by: Arthur She <arthur.she@linaro.org>
Change-Id: Idc01405b8f413132294e7fc90705b7da9271b30d
7 files changed