Update dependencies

vendor/tailscale.com/ipn/ipnlocal/c2n_pprof.go

@@ -0,0 +1,45 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
+//go:build !js && !wasm
+
+package ipnlocal
+
+import (
+	"fmt"
+	"net/http"
+	"runtime"
+	"runtime/pprof"
+	"strconv"
+)
+
+func init() {
+	c2nLogHeap = func(w http.ResponseWriter, r *http.Request) {
+		// Support same optional gc parameter as net/http/pprof:
+		if gc, _ := strconv.Atoi(r.FormValue("gc")); gc > 0 {
+			runtime.GC()
+		}
+		pprof.WriteHeapProfile(w)
+	}
+
+	c2nPprof = func(w http.ResponseWriter, r *http.Request, profile string) {
+		w.Header().Set("X-Content-Type-Options", "nosniff")
+		p := pprof.Lookup(string(profile))
+		if p == nil {
+			http.Error(w, "Unknown profile", http.StatusNotFound)
+			return
+		}
+		gc, _ := strconv.Atoi(r.FormValue("gc"))
+		if profile == "heap" && gc > 0 {
+			runtime.GC()
+		}
+		debug, _ := strconv.Atoi(r.FormValue("debug"))
+		if debug != 0 {
+			w.Header().Set("Content-Type", "text/plain; charset=utf-8")
+		} else {
+			w.Header().Set("Content-Type", "application/octet-stream")
+			w.Header().Set("Content-Disposition", fmt.Sprintf(`attachment; filename="%s"`, profile))
+		}
+		p.WriteTo(w, debug)
+	}
+}