Update dns64 plugin bugs list (#3955)

Remove the "Follow CNAMEs" bug, CNAME following is handled by the
forward plugin.
Signed-off-by: Ben Kochie <superq@gmail.com>

man/coredns-dns64.7

@@ -133,8 +133,6 @@ Support "mapping of separate IPv4 ranges to separate IPv6 prefixes"
 .IP \(bu 4
 Resolve PTR records
 .IP \(bu 4
-Follow CNAME records
-.IP \(bu 4
 Make resolver DNSSEC aware. See: RFC 6147 Section 3
 \[la]https://tools.ietf.org/html/rfc6147#section-3\[ra]
 

plugin/dns64/README.md

@@ -84,7 +84,6 @@ Not all features required by DNS64 are implemented, only basic AAAA synthesis.
 
 * Support "mapping of separate IPv4 ranges to separate IPv6 prefixes"
 * Resolve PTR records
-* Follow CNAME records
 * Make resolver DNSSEC aware. See: [RFC 6147 Section 3](https://tools.ietf.org/html/rfc6147#section-3)
 
 ## Also See