dt-bindings: arm: sunxi: Add Amediatech X96Q

The X96Q is a set-top box with an H313 SoC, AXP305 PMIC, 1 or 2 GiB RAM,
8 or 16 GiB eMMC flash, 2x USB A, Micro-SD, HDMI, Ethernet, audio/video
output, and infrared input.

https://x96mini.com/products/x96q-tv-box-android-10-set-top-box

Reviewed-by: Andre Przywara <[e-mail]>
Acked-by: Rob Herring (Arm) <[e-mail]>
Signed-off-by: J. Neuschäfer <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Chen-Yu Tsai <[e-mail]>

Documentation/devicetree/bindings/arm/sunxi.yaml

···
           - const: hechuang,x96-mate
           - const: allwinner,sun50i-h616
 
+      - description: X96Q
+        items:
+          - const: amediatech,x96q
+          - const: allwinner,sun50i-h616
+
       - description: X96Q Pro+
         items:
           - const: amediatech,x96q-pro-plus