arm64: dts: rockchip: add clocks property to cru nodes rk3399

Add clocks property to rk3399 cru nodes to fix warnings like:
'clocks' is a dependency of 'assigned-clocks'.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/20220329150742.22093-6-jbx6244@gmail.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3399.dtsi

@@ -1416,6 +1416,8 @@ dmac_peri: dma-controller@ff6e0000 {
 	pmucru: clock-controller@ff750000 {
 		compatible = "rockchip,rk3399-pmucru";
 		reg = <0x0 0xff750000 0x0 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		rockchip,grf = <&pmugrf>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;
@@ -1426,6 +1428,8 @@ pmucru: clock-controller@ff750000 {
 	cru: clock-controller@ff760000 {
 		compatible = "rockchip,rk3399-cru";
 		reg = <0x0 0xff760000 0x0 0x1000>;
+		clocks = <&xin24m>;
+		clock-names = "xin24m";
 		rockchip,grf = <&grf>;
 		#clock-cells = <1>;
 		#reset-cells = <1>;