st/nine: Initialize lights in stateblocks
st/nine: Initialize lights in stateblocks

This fixes a crash.

Signed-off-by: Axel Davy <2b6ef604b998fb81662f85c329e4fc020eae8e5d@ens.fr>
Reviewed-by: Patrick Rudolph <2af63f351b8bda7baf3a287b873bcd3ca66a59bb@das-labor.org>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler