module: silence ModuleJob unhandled rejection warnings

This could otherwise print unhandled rejection warnings
if the process does not exit immediately inside an earlier
`.catch()` handler.

PR-URL: #25769
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Guy Bedford <guybedford@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

lib/internal/modules/esm/module_job.js

@@ -6,6 +6,8 @@ const { decorateErrorStack } = require('internal/util');
 const assert = require('assert');
 const resolvedPromise = SafePromise.resolve();
 
+function noop() {}
+
 /* A ModuleJob tracks the loading of a single Module, and the ModuleJobs of
  * its dependencies, over time. */
 class ModuleJob {
@@ -41,6 +43,9 @@ class ModuleJob {
     };
     // Promise for the list of all dependencyJobs.
     this.linked = link();
+    // This promise is awaited later anyway, so silence
+    // 'unhandled rejection' warnings.
+    this.linked.catch(noop);
 
     // instantiated == deep dependency jobs wrappers instantiated,
     // module wrapper instantiated