arm64: zynqmp: Fix sdhci clock in emmc0 mini configuration

Add missing clocks property.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/arm/dts/zynqmp-mini-emmc0.dts

@@ -53,6 +53,7 @@
 			status = "disabled";
 			reg = <0x0 0xff160000 0x0 0x1000>;
 			clock-names = "clk_xin", "clk_ahb";
+			clocks = <&clk_xin &clk_xin>;
 			xlnx,device_id = <0>;
 		};
 	};