arm64: dts: agilex: align pl330 node name with dtschema

Fixes dtbs_check warnings like:

  pdma@ffda0000: $nodename:0: 'pdma@ffda0000' does not match '^dma-controller(@.*)?$'
Signed-off-by: NKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: NDinh Nguyen <dinguyen@kernel.org>

arch/arm64/boot/dts/intel/socfpga_agilex.dtsi

@@ -337,7 +337,7 @@
 			reg = <0xffe00000 0x40000>;
 		};
 
-		pdma: pdma@ffda0000 {
+		pdma: dma-controller@ffda0000 {
 			compatible = "arm,pl330", "arm,primecell";
 			reg = <0xffda0000 0x1000>;
 			interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>,