fix(types): fix nodenext module resolution compatibility (#4625)

The import added in [1] was invalid, because it used an non-exported
class.

Related: #4621

[1]: d4a9b2c

lib/index.ts

@@ -6,12 +6,11 @@ import { createDeflate, createGzip, createBrotliCompress } from "zlib";
 import accepts = require("accepts");
 import { pipeline } from "stream";
 import path = require("path");
-import {
-  attach,
-  Server as Engine,
+import { attach, Server as Engine, uServer } from "engine.io";
+import type {
   ServerOptions as EngineOptions,
   AttachOptions,
-  uServer,
+  BaseServer,
 } from "engine.io";
 import { Client } from "./client";
 import { EventEmitter } from "events";
@@ -41,7 +40,6 @@ import {
   SecondArg,
 } from "./typed-events";
 import { patchAdapter, restoreAdapter, serveFile } from "./uws";
-import type { BaseServer } from "engine.io/build/server";
 
 const debug = debugModule("socket.io:server");
 

package.json

@@ -49,7 +49,7 @@
     "accepts": "~1.3.4",
     "base64id": "~2.0.0",
     "debug": "~4.3.2",
-    "engine.io": "~6.4.0",
+    "engine.io": "~6.4.1",
     "socket.io-adapter": "~2.5.2",
     "socket.io-parser": "~4.2.1"
   },