dnsmasq: also suppress RA logging if DHCP logging is disabled
webui: renamed the DHCP logging setting to more accurately reflect that it also handles Router Advertisements, and is limited to LAN side
Asus actually defaults to quiet-ra already being set, so this is not necessary.  Revert "dnsmasq: also suppress RA logging if DHCP logging is disabled"

This reverts commit 96bcbbaeaca91e327b96dfd88c2f0e794d92a473.
Same thing - Revert "webui: renamed the DHCP logging setting to more accurately reflect that it also handles Router Advertisements, and is limited to LAN side"

This reverts commit 6da4c5d085c52145f114727a7a39629124238cf4.
webui: but keep this stray closing tag removed