resume_qmin did not handle special case of recursing query hit
unexpected DNS_R_CNAME result. Change result to SERVFAIL in case
of a zone loaded after the recursion started. That prevents crashing
later in query_setorder, where there is uninitialized foundname compared
with absolute order names.
https://gitlab.isc.org/isc-projects/bind9/-/issues/5357
Resolves: RHEL-30407
