layer.conf: add LAYERSERIES_COMPAT
layer.conf: add LAYERSERIES_COMPAT

Signed-off-by: Trevor Woerner <8835777cd84fba3d7873eabbbe1f2de2d3f25b00@gmail.com>

hizukiayaka/meta-rockchip,hizukiayaka/meta-rockchip,hizukiayaka/meta-rockchip,twoerner/meta-rockchip-twoerner,twoerner/meta-rockchip-twoerner