dt-bindings: leds: ncp5623: Add 0x39 as a valid I2C address

The NCP5623C variant has the I2C address at 0x39 according its datasheet:

https://www.mouser.com/datasheet/2/308/NCP5623C-D-64591.pdf



Make 0x39 a valid I2C address in the dt-binding.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Acked-by: "Rob Herring (Arm)" <robh@kernel.org>
Link: https://lore.kernel.org/r/20250703144644.2878253-1-festevam@gmail.com


Signed-off-by: Lee Jones <lee@kernel.org>