arm64: dts: imx8mn: align name for crypto child nodes

crypto child nodes should use the "jr" name (without an index),
as indicated in the DT binding.
Signed-off-by: Silvano di Ninno <silvano.dininno@nxp.com>
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/imx8mn.dtsi

@@ -554,19 +554,19 @@ crypto: crypto@30900000 {
 					 <&clk IMX8MN_CLK_IPG_ROOT>;
 				clock-names = "aclk", "ipg";
 
-				sec_jr0: jr0@1000 {
+				sec_jr0: jr@1000 {
 					 compatible = "fsl,sec-v4.0-job-ring";
 					 reg = <0x1000 0x1000>;
 					 interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
 				};
 
-				sec_jr1: jr1@2000 {
+				sec_jr1: jr@2000 {
 					 compatible = "fsl,sec-v4.0-job-ring";
 					 reg = <0x2000 0x1000>;
 					 interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
 				};
 
-				sec_jr2: jr2@3000 {
+				sec_jr2: jr@3000 {
 					 compatible = "fsl,sec-v4.0-job-ring";
 					 reg = <0x3000 0x1000>;
 					 interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;