arm64: dts: rockchip: use generic node name for pmucru on rk3399

The node names should be generic, so fix this for the rk3399 pmucru node
and rename it to "clock-controller".
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/20220329150742.22093-5-jbx6244@gmail.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

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

@@ -1413,7 +1413,7 @@ dmac_peri: dma-controller@ff6e0000 {
 		clock-names = "apb_pclk";
 	};
 
-	pmucru: pmu-clock-controller@ff750000 {
+	pmucru: clock-controller@ff750000 {
 		compatible = "rockchip,rk3399-pmucru";
 		reg = <0x0 0xff750000 0x0 0x1000>;
 		rockchip,grf = <&pmugrf>;