drm/panel: ltk500hd1829: add panel type for ltk101b4029w

The ltk101b4029w ist a 10.1 inch DSI panel and shares the same supplies
and startup timings with the existing ltk500hd1829.

So simply add it as a variant with its own init sequence and display-mode.

Signed-off-by: Heiko Stuebner <heiko.stuebner@cherry.de>
Acked-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240215090515.3513817-4-heiko@sntech.de