dts: nxp edma update edma label to aligne with config setting

after 7c69934
Convert drivers to new DT device macros

now the device name is aligned with label so we need
align them to default config

Signed-off-by: Hake Huang <[email protected]>

Author: hakehuang

dts/arm/nxp/nxp_k6x.dtsi

@@ -507,7 +507,7 @@
 			clocks = <&sim KINETIS_SIM_DMA_CLK 0x1040 0x00000002>,
 				<&sim KINETIS_SIM_DMAMUX_CLK 0x103C 0x00000002>;
 			status = "disabled";
-			label = "EDMA0";
+			label = "DMA_0";
 		};
 
 		pit0: pit@40037000 {

dts/arm/nxp/nxp_rt.dtsi

@@ -592,7 +592,7 @@
 				<16 0>;
 			clocks = <&ccm IMX_CCM_EDMA_CLK 0x7C 0x000000C0>;
 			status = "disabled";
-			label = "EDMA0";
+			label = "DMA_0";
 		};
 
 		flexcan1: can@401d0000 {