ipq40xx: dts: remove useless ethernet0 alias for WIA3300-20
The MAC addresses of this device are not assigned by the bootloader.
Therefore, this alias is useless.
Signed-off-by: Shiji Yang <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/20478
Signed-off-by: Hauke Mehrtens <[email protected]>