FS#3738 - Fritz 1200 no network on luci-21.02-snapshot-r15866-17a627ec82-ipq40xx

[openwrt-bot]

Requan:

• Device: AVM FRITZ!Repeater 1200

• Software versions: luci-21.02-snapshot-r15866-17a627ec82-ipq40xx-generic-avm_fritzrepeater-1200-squashfs-sysupgrade

• Steps to reproduce: there is no LAN connection after upload this firmware to Fritz 1200, after back to luci-19.07-snapshot-r11328-81266d9001-ipq40xx-generic-avm_fritzrepeater-1200-squashfs-sysupgrade, everything works: Lan connection return.