drm/msm/sde: update QSEED4 UV_PRELOAD configs

Update the QSEED4 UV_PRELOAD_H/UV_PRELOAD_V configs
based on the hardware programming recommendation.

Change-Id: I308912c555b6a679be59842e7cf20477478b599e
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>