fix(core): update dns resolver dependency (#2121)
fix(core): update dns resolver dependency (#2121)

DNS resolver lib was updated to fix some Kubernetes
Mashape/kong,Kong/kong,jebenexer/kong,salazar/kong,icyxp/kong,li-wl/kong,akh00/kong,ccyphers/kong,Kong/kong,shiprabehera/kong,Kong/kong