build(deps): bump github.com/vishvananda/netlink

Bumps [github.com/vishvananda/netlink](https://github.com/vishvananda/netlink) from 1.2.0-beta to 1.2.1-beta.2.
- [Release notes](https://github.com/vishvananda/netlink/releases)
- [Commits](https://github.com/vishvananda/netlink/compare/v1.2.0-beta...v1.2.1-beta.2)

---
updated-dependencies:
- dependency-name: github.com/vishvananda/netlink
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Signed-off-by: Matthieu MOREL <matthieu.morel35@gmail.com>

vendor/github.com/vishvananda/netlink/nl/nl_linux.go

@@ -504,8 +504,10 @@ func (req *NetlinkRequest) Execute(sockType int, resType uint16) ([][]byte, erro
 		if err := s.SetReceiveTimeout(&SocketTimeoutTv); err != nil {
 			return nil, err
 		}
-		if err := s.SetExtAck(EnableErrorMessageReporting); err != nil {
-			return nil, err
+		if EnableErrorMessageReporting {
+			if err := s.SetExtAck(true); err != nil {
+				return nil, err
+			}
 		}
 
 		defer s.Close()

vendor/github.com/vishvananda/netlink/nl/tc_linux.go

@@ -90,6 +90,7 @@ const (
 	SizeofTcU32Sel       = 0x10 // without keys
 	SizeofTcGen          = 0x14
 	SizeofTcConnmark     = SizeofTcGen + 0x04
+	SizeofTcCsum         = SizeofTcGen + 0x04
 	SizeofTcMirred       = SizeofTcGen + 0x08
 	SizeofTcTunnelKey    = SizeofTcGen + 0x04
 	SizeofTcSkbEdit      = SizeofTcGen
@@ -694,6 +695,36 @@ func (x *TcConnmark) Serialize() []byte {
 	return (*(*[SizeofTcConnmark]byte)(unsafe.Pointer(x)))[:]
 }
 
+const (
+	TCA_CSUM_UNSPEC = iota
+	TCA_CSUM_PARMS
+	TCA_CSUM_TM
+	TCA_CSUM_PAD
+	TCA_CSUM_MAX = TCA_CSUM_PAD
+)
+
+// struct tc_csum {
+//   tc_gen;
+//   __u32 update_flags;
+// }
+
+type TcCsum struct {
+	TcGen
+	UpdateFlags uint32
+}
+
+func (msg *TcCsum) Len() int {
+	return SizeofTcCsum
+}
+
+func DeserializeTcCsum(b []byte) *TcCsum {
+	return (*TcCsum)(unsafe.Pointer(&b[0:SizeofTcCsum][0]))
+}
+
+func (x *TcCsum) Serialize() []byte {
+	return (*(*[SizeofTcCsum]byte)(unsafe.Pointer(x)))[:]
+}
+
 const (
 	TCA_ACT_MIRRED = 8
 )