drm/panel: leadtek-ltk050h3146w: transition to mipi_dsi wrapped functions

Changes the leadtek-ltk050h3146w panel to use multi style functions for
improved error handling.

Signed-off-by: Tejas Vipin <[email protected]>
Reviewed-by: Douglas Anderson <[email protected]>
Reviewed-by: Neil Armstrong <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Neil Armstrong <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]

Author: meltq