net: remove unused callback

PR-URL: https://github.com/nodejs/node/pull/44204
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Feng Yu <F3n67u@outlook.com>

lib/net.js

@@ -1034,7 +1034,7 @@ function internalConnect(
     req.address = address;
     req.oncomplete = afterConnect;
 
-    err = self._handle.connect(req, address, afterConnect);
+    err = self._handle.connect(req, address);
   }
 
   if (err) {