Update .travis.yml
Update .travis.yml

No unity build for coverity scan please!
RavenX8/osIROSE-new,dev-osrose/osIROSE-new,dev-osrose/osIROSE-new,RavenX8/osIROSE-new,dev-osrose/osIROSE-new,RavenX8/osIROSE-new