Update dependencies

vendor/tailscale.com/wgengine/magicsock/peermtu_stubs.go

@@ -0,0 +1,27 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
+//go:build (!linux && !darwin) || android || ios
+
+package magicsock
+
+import "tailscale.com/disco"
+
+func (c *Conn) DontFragSetting() (bool, error) {
+	return false, nil
+}
+
+func (c *Conn) ShouldPMTUD() bool {
+	return false
+}
+
+func (c *Conn) PeerMTUEnabled() bool {
+	return false
+}
+
+func (c *Conn) UpdatePMTUD() {
+}
+
+func pmtuShouldLogDiscoTxErr(m disco.Message, err error) bool {
+	return true
+}