dt-bindings: arm: rockchip: Add rk3562 evb2 board

Add device tree documentation for rk3562-evb2-v10.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20250509102308.761424-4-kever.yang@rock-chips.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

Author: keveryang

Documentation/devicetree/bindings/arm/rockchip.yaml

@@ -1067,6 +1067,11 @@ properties:
           - const: rockchip,rk3399-sapphire-excavator
           - const: rockchip,rk3399
 
+      - description: Rockchip RK3562 Evaluation board 2
+        items:
+          - const: rockchip,rk3562-evb2-v10
+          - const: rockchip,rk3562
+
       - description: Rockchip RK3566 BOX Evaluation Demo board
         items:
           - const: rockchip,rk3566-box-demo