drm/msm/dpu: move features out of the DPU_HW_BLK_INFO

As features bits are now unused by some of the hardware block
configuration structures, remove the 'features' from the DPU_HW_BLK_INFO
so that it doesn't get included into hw info structures by default and
only include it when necessary.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/655420/
Link: https://lore.kernel.org/r/20250522-dpu-drop-features-v5-30-3b2085a07884@oss.qualcomm.com