Update dependencies

vendor/tailscale.com/wgengine/wgengine.go

@@ -11,10 +11,10 @@ import (
 
 	"tailscale.com/ipn/ipnstate"
 	"tailscale.com/net/dns"
+	"tailscale.com/net/packet"
 	"tailscale.com/tailcfg"
 	"tailscale.com/types/key"
 	"tailscale.com/types/netmap"
-	"tailscale.com/wgengine/capture"
 	"tailscale.com/wgengine/filter"
 	"tailscale.com/wgengine/router"
 	"tailscale.com/wgengine/wgcfg"
@@ -129,5 +129,5 @@ type Engine interface {
 	// InstallCaptureHook registers a function to be called to capture
 	// packets traversing the data path. The hook can be uninstalled by
 	// calling this function with a nil value.
-	InstallCaptureHook(capture.Callback)
+	InstallCaptureHook(packet.CaptureCallback)
 }