remove sound-play from continuously checked ros-world
remove sound-play from continuously checked ros-world

This patch fixes the continuous integration test by dropping
the sound-play recipe from ros-world, as it would fail with
the master branches (addresses issue #388).

https://github.com/bmwcarit/meta-ros/issues/388

rapyuta/meta-ros,bulwahn/meta-ros,rapyuta/meta-ros,bmwcarit/meta-ros,bmwcarit/meta-ros,rapyuta/meta-ros,bmwcarit/meta-ros,bulwahn/meta-ros,bulwahn/meta-ros,bmwcarit/meta-ros