lib: prefer optional chaining

PR-URL: https://github.com/nodejs/node/pull/55045
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Chemi Atlow <chemi@atlow.co.il>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Paolo Insogna <paolo@cowtech.it>
Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com>
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>

lib/_http_common.js

@@ -85,8 +85,7 @@ function parserOnHeadersComplete(versionMajor, versionMinor, headers, method,
   }
 
   // Parser is also used by http client
-  const ParserIncomingMessage = (socket && socket.server &&
-                                 socket.server[kIncomingMessage]) ||
+  const ParserIncomingMessage = (socket?.server?.[kIncomingMessage]) ||
                                  IncomingMessage;
 
   const incoming = parser.incoming = new ParserIncomingMessage(socket);