arm64: dts: zynqmp: Enable USB2.0 for zc1751-xm016-dc2

The board zynqmp-zc1751-xm016-dc2 support only USB2.0.
This patch removes USB3.0 DT configuration for DC2 board.
Signed-off-by: NPiyush Mehta <piyush.mehta@xilinx.com>
Signed-off-by: NMichal Simek <michal.simek@xilinx.com>

arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts

@@ -535,8 +535,6 @@
 &dwc3_1 {
 	status = "okay";
 	dr_mode = "host";
-	snps,usb3_lpm_capable;
-	maximum-speed = "super-speed";
 };
 
 &uart0 {