Bind to the configured system interfaces only. Switchport interfaces
are no longer ignored and uci interface values for LLDPD are honored.
Signed-off-by: Stephen Howell <howels@allthatwemight.be>
(cherry picked from commit 064b4999ad)
Link: https://github.com/openwrt/openwrt/pull/15299
Signed-off-by: Robert Marko <robimarko@gmail.com>