J722S does not pin out all of the GPIO same as AM62P and have
more number of GPIO on the main_gpio1 instance. Fix the GPIO
count on both instances by overriding the ti,ngpio property.

Fixes: ea55b933 ("arm64: dts: ti: Introduce J722S family of SoCs")

More details at J722S/AM67 Datasheet (Section 5.3.11, GPIO):
	https://www.ti.com/lit/ds/symlink/am67.pdfSigned-off-by: Vaishnav Achath <vaishnav.a@ti.com>
Link: https://lore.kernel.org/r/20240507103332.167928-1-vaishnav.a@ti.comSigned-off-by: Vignesh Raghavendra <vigneshr@ti.com>