mb/system76/adl-p: Add Oryx Pro 10 as a variant

oryp10 is nearly identical to the oryp9, with the differences being:

- Uses DDR5 RAM instead of DDR4 RAM
- Uses Realtek ALC1306 instead of TI TAS5825M
- Has an option for OLED display

Change-Id: I0cf46cb5d10098dd31f0dc3c620db0c7e20ffba4
Signed-off-by: Tim Crawford <tcrawford@system76.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69210
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jeremy Soller <jeremy@system76.com>

src/mainboard/system76/adl/Kconfig.name

@@ -9,3 +9,6 @@ config BOARD_SYSTEM76_LEMP11
 
 config BOARD_SYSTEM76_ORYP9
 	bool "oryp9"
+
+config BOARD_SYSTEM76_ORYP10
+	bool "oryp10"