Update

vendor/tailscale.com/tsconst/ping.go

@@ -0,0 +1,16 @@
+// Copyright (c) Tailscale Inc & contributors
+// SPDX-License-Identifier: BSD-3-Clause
+
+package tsconst
+
+import "time"
+
+const (
+	// DefaultPingTimeout is the default time we wait for a pong reply
+	// before assuming it's never coming.
+	DefaultPingTimeout = 5 * time.Second
+
+	// DefaultPingInterval is the default minimum time
+	// between pings to an endpoint.
+	DefaultPingInterval = 5 * time.Second
+)