dt-bindings: arm: sunxi: Add Liontron H-A133L board name

The Liontron H-A133L is an industrial development board using the
Allwinner A133 SoC.

Add its compatible name to the list of valid board names.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20250505164729.18175-3-andre.przywara@arm.com
Signed-off-by: Chen-Yu Tsai <wens@csie.org>

Author: Andre-ARM

Documentation/devicetree/bindings/arm/sunxi.yaml

@@ -492,6 +492,11 @@ properties:
           - const: lamobo,lamobo-r1
           - const: allwinner,sun7i-a20
 
+      - description: Liontron H-A133L
+        items:
+          - const: liontron,h-a133l
+          - const: allwinner,sun50i-a100
+
       - description: HAOYU Electronics Marsboard A10
         items:
           - const: haoyu,a10-marsboard