Expand the list of the priority types

Expand the list of the priority types

Add HTTPS, SVCB, SRV, PTR, NAPTR, DNSKEY and TXT records to the list of
the priority types that are put at the beginning of the slabheader list
for faster access and to avoid eviction when there are more types than
the max-types-per-name limit.

(cherry picked from commit b27c6bcce894786a8e082eafd59eccbf6f2731cb)