dt-bindings: arm: rockchip: Add Theobroma-Systems Jaguar SBC

Add the binding for the Jaguar board from Theobroma-Systems.
Signed-off-by: Heiko Stuebner <heiko.stuebner@cherry.de>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20231201191103.343097-2-heiko@sntech.de

Documentation/devicetree/bindings/arm/rockchip.yaml

@@ -874,6 +874,11 @@ properties:
           - const: tsd,rk3399-puma-haikou
           - const: rockchip,rk3399
 
+      - description: Theobroma Systems RK3588-SBC Jaguar
+        items:
+          - const: tsd,rk3588-jaguar
+          - const: rockchip,rk3588
+
       - description: Tronsmart Orion R68 Meta
         items:
           - const: tronsmart,orion-r68-meta