arm64: dts: rockchip: adjust vendor on Banana Pi R2 Pro board

Adjust compatible string to match the board vendor of Sinovoip
Signed-off-by: Tim Lunn <tim@feathertop.org>
Reviewed-by: Dragan Simic <dsimic@manjaro.org>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20240214040731.3069111-4-tim@feathertop.orgSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts

@@ -13,7 +13,7 @@
 
 / {
 	model = "Bananapi-R2 Pro (RK3568) DDR4 Board";
-	compatible = "rockchip,rk3568-bpi-r2pro", "rockchip,rk3568";
+	compatible = "sinovoip,rk3568-bpi-r2pro", "rockchip,rk3568";
 
 	aliases {
 		ethernet0 = &gmac0;