arm64: dts: imx8mp-evk: pcie0-refclk cosmetic cleanup

Use the correct indention.

Fixes: d506505 ("arm64: dts: imx8mp-evk: Add PCIe support")
Signed-off-by: Marco Felsch <[email protected]>
Signed-off-by: Shawn Guo <[email protected]>

Author: Marco Felsch

arch/arm64/boot/dts/freescale/imx8mp-evk.dts

@@ -36,8 +36,8 @@
 
 	pcie0_refclk: pcie0-refclk {
 		compatible = "fixed-clock";
-			#clock-cells = <0>;
-			clock-frequency = <100000000>;
+		#clock-cells = <0>;
+		clock-frequency = <100000000>;
 	};
 
 	reg_can1_stby: regulator-can1-stby {