drm/msm/dpu: correct sc8280xp scaler

QSEED4 is a newer variant of QSEED3LITE, which should be used on
sc8280xp. Fix the DPU caps structure and used feature masks.

Fixes: 4a352c2f

 ("drm/msm/dpu: Introduce SC8280XP")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/522217/
Link: https://lore.kernel.org/r/20230211231259.1308718-8-dmitry.baryshkov@linaro.org
Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>