TUN-8685: Bump coredns dependency

Closes TUN-8685

vendor/github.com/miekg/dns/zduplicate.go

@@ -43,6 +43,32 @@ func (r1 *AFSDB) isDuplicate(_r2 RR) bool {
 	return true
 }
 
+func (r1 *AMTRELAY) isDuplicate(_r2 RR) bool {
+	r2, ok := _r2.(*AMTRELAY)
+	if !ok {
+		return false
+	}
+	_ = r2
+	if r1.Precedence != r2.Precedence {
+		return false
+	}
+	if r1.GatewayType != r2.GatewayType {
+		return false
+	}
+	switch r1.GatewayType {
+	case IPSECGatewayIPv4, IPSECGatewayIPv6:
+		if !r1.GatewayAddr.Equal(r2.GatewayAddr) {
+			return false
+		}
+	case IPSECGatewayHost:
+		if !isDuplicateName(r1.GatewayHost, r2.GatewayHost) {
+			return false
+		}
+	}
+
+	return true
+}
+
 func (r1 *ANY) isDuplicate(_r2 RR) bool {
 	r2, ok := _r2.(*ANY)
 	if !ok {
@@ -423,6 +449,53 @@ func (r1 *HTTPS) isDuplicate(_r2 RR) bool {
 	return true
 }
 
+func (r1 *IPSECKEY) isDuplicate(_r2 RR) bool {
+	r2, ok := _r2.(*IPSECKEY)
+	if !ok {
+		return false
+	}
+	_ = r2
+	if r1.Precedence != r2.Precedence {
+		return false
+	}
+	if r1.GatewayType != r2.GatewayType {
+		return false
+	}
+	if r1.Algorithm != r2.Algorithm {
+		return false
+	}
+	switch r1.GatewayType {
+	case IPSECGatewayIPv4, IPSECGatewayIPv6:
+		if !r1.GatewayAddr.Equal(r2.GatewayAddr) {
+			return false
+		}
+	case IPSECGatewayHost:
+		if !isDuplicateName(r1.GatewayHost, r2.GatewayHost) {
+			return false
+		}
+	}
+
+	if r1.PublicKey != r2.PublicKey {
+		return false
+	}
+	return true
+}
+
+func (r1 *ISDN) isDuplicate(_r2 RR) bool {
+	r2, ok := _r2.(*ISDN)
+	if !ok {
+		return false
+	}
+	_ = r2
+	if r1.Address != r2.Address {
+		return false
+	}
+	if r1.SubAddress != r2.SubAddress {
+		return false
+	}
+	return true
+}
+
 func (r1 *KEY) isDuplicate(_r2 RR) bool {
 	r2, ok := _r2.(*KEY)
 	if !ok {
@@ -813,6 +886,26 @@ func (r1 *NULL) isDuplicate(_r2 RR) bool {
 	return true
 }
 
+func (r1 *NXT) isDuplicate(_r2 RR) bool {
+	r2, ok := _r2.(*NXT)
+	if !ok {
+		return false
+	}
+	_ = r2
+	if !isDuplicateName(r1.NextDomain, r2.NextDomain) {
+		return false
+	}
+	if len(r1.TypeBitMap) != len(r2.TypeBitMap) {
+		return false
+	}
+	for i := 0; i < len(r1.TypeBitMap); i++ {
+		if r1.TypeBitMap[i] != r2.TypeBitMap[i] {
+			return false
+		}
+	}
+	return true
+}
+
 func (r1 *OPENPGPKEY) isDuplicate(_r2 RR) bool {
 	r2, ok := _r2.(*OPENPGPKEY)
 	if !ok {