drm/msm/dpu: Fill in min_prefill_lines for SC8180X

drm/msm/dpu: Fill in min_prefill_lines for SC8180X

[ Upstream commit 5136acc40afc0261802e5cb01b04f871bf6d876b ]

Based on the downstream release, predictably same value as for SM8150.

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Fixes: f3af2d6ee9ab ("drm/msm/dpu: Add SC8180x to hw catalog")
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/657794/
Link: https://lore.kernel.org/r/20250610-topic-dpu_8180_mpl-v1-1-f480cd22f11c@oss.qualcomm.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>