fix: fix vite build for CommonJS users

Related: socketio/socket.io-client#1504

Backported from master: c557707

Author: darrachequesne

package.json

@@ -89,7 +89,10 @@
     "./test/node.js": false,
     "./build/esm/transports/xmlhttprequest.js": "./build/esm/transports/xmlhttprequest.browser.js",
     "./build/esm/transports/websocket-constructor.js": "./build/esm/transports/websocket-constructor.browser.js",
-    "./build/esm/globalThis.js": "./build/esm/globalThis.browser.js"
+    "./build/esm/globalThis.js": "./build/esm/globalThis.browser.js",
+    "./build/cjs/transports/xmlhttprequest.js": "./build/cjs/transports/xmlhttprequest.browser.js",
+    "./build/cjs/transports/websocket-constructor.js": "./build/cjs/transports/websocket-constructor.browser.js",
+    "./build/cjs/globalThis.js": "./build/cjs/globalThis.browser.js"
   },
   "repository": {
     "type": "git",