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

The 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/ast2500-facebook-netbmc-common.dtsi

@@ -71,7 +71,6 @@ flash1@0 {
 
 &mac1 {
 	status = "okay";
-	no-hw-checksum;
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>;
 };