update netlink dependencies

Signed-off-by: Antonio Ojea <aojea@redhat.com>

vendor/github.com/vishvananda/netlink/qdisc.go

@@ -338,3 +338,27 @@ func (qdisc *FqCodel) Attrs() *QdiscAttrs {
 func (qdisc *FqCodel) Type() string {
 	return "fq_codel"
 }
+
+type Sfq struct {
+	QdiscAttrs
+	// TODO: Only the simplified options for SFQ are handled here. Support for the extended one can be added later.
+	Quantum uint8
+	Perturb uint8
+	Limit   uint32
+	Divisor uint8
+}
+
+func (sfq *Sfq) String() string {
+	return fmt.Sprintf(
+		"{%v -- Quantum: %v, Perturb: %v, Limit: %v, Divisor: %v}",
+		sfq.Attrs(), sfq.Quantum, sfq.Perturb, sfq.Limit, sfq.Divisor,
+	)
+}
+
+func (qdisc *Sfq) Attrs() *QdiscAttrs {
+	return &qdisc.QdiscAttrs
+}
+
+func (qdisc *Sfq) Type() string {
+	return "sfq"
+}