drm/panel: ilitek-ili9881c: Fix sync for Feixin K101-IM2BYL02 panel

drm/panel: ilitek-ili9881c: Fix sync for Feixin K101-IM2BYL02 panel

[ Upstream commit 772970620a839141835eaf2bc507d957b10adcca ]

This adjusts sync values according to the datasheet

Fixes: 1c243751c095 ("drm/panel: ilitek-ili9881c: add support for Feixin K101-IM2BYL02 panel")
Co-developed-by: Marius Gripsgard <marius@ubports.com>
Signed-off-by: Dan Johansen <strit@manjaro.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210818214818.298089-1-strit@manjaro.org
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>