st/nine: Prepare update_framebuffer for MS quality levels
st/nine: Prepare update_framebuffer for MS quality levels

Compare resource's nr_samples instead of D3D multisample level.
Required for multisample quality levels to work correct.

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

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler