Update dependencies

vendor/tailscale.com/posture/serialnumber_stub.go

@@ -0,0 +1,23 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
+// android: not implemented
+// js: not implemented
+// plan9: not implemented
+// solaris: currently unsupported by go-smbios:
+// https://github.com/digitalocean/go-smbios/pull/21
+
+//go:build android || solaris || plan9 || js || wasm || tamago || aix || (darwin && !cgo && !ios)
+
+package posture
+
+import (
+	"errors"
+
+	"tailscale.com/types/logger"
+)
+
+// GetSerialNumber returns client machine serial number(s).
+func GetSerialNumbers(_ logger.Logf) ([]string, error) {
+	return nil, errors.New("not implemented")
+}