travis: Add radeonsi to continuous integration

Signed-off-by: Rhys Kidd <rhyskidd@gmail.com>
Acked-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
Reviewed-by: Andres Gomez <agomez@igalia.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
1 file changed