src: only run preloadModules if the preload array is not empty

PR-URL: #28012
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>

lib/internal/bootstrap/pre_execution.js

@@ -385,7 +385,7 @@ function initializeFrozenIntrinsics() {
 function loadPreloadModules() {
   // For user code, we preload modules if `-r` is passed
   const preloadModules = getOptionValue('--require');
-  if (preloadModules) {
+  if (preloadModules && preloadModules.length > 0) {
     const {
       _preloadModules
     } = require('internal/modules/cjs/loader');