nt35510: fix setting of DPRSLCTR register

[passgat]

As described in the NT35510 Application Note V0.04, the DPRSLCTR register (Display Resolution Control - B500h) needs to be set to 50h for the 480x800 display resolution.

Fixes: 6eed5bb15304 ("Update STM32F769I-Discovery BSP drivers to support new nt35510 component available on new LCD DSI daughter board MB1166 RevA09 and above versions.")

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[ALABSTM]

Hi @passgat,

Best wishes for the new year 2024. It looks you are right. Your report will be forwarded to our development teams. I will keep you informed.

With regards,

[ALABSTM]

ST Internal Reference: 169739

[passgat]

A gentle ping,

Thanks Dario