ARM: dts: aspeed: yamp: Delete no-hw-checksum

Ftgmac100's checksum issue has been fixed by commit 88824e3b ("net:
ethernet: ftgmac100: Fix DMA coherency issue with SW checksum") so this
property is no longer required.
Signed-off-by: Tao Ren <rentao.bupt@gmail.com>
Signed-off-by: Joel Stanley <joel@jms.id.au>

arch/arm/boot/dts/aspeed-bmc-facebook-yamp.dts

@@ -35,7 +35,6 @@ &uart2 {
 &mac0 {
 	status = "okay";
 	use-ncsi;
-	no-hw-checksum;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_rmii1_default>;
 	clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,