test: increase coverage for worker

test new Worker() with invalid NODE_OPTIONS
Refs: https://coverage.nodejs.org/coverage-743ee9d2c05efefe/lib/internal/worker.js.html#L179

PR-URL: #36491
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Juan José Arboleda <soyjuanarbol@gmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>

test/parallel/test-worker-execargv-invalid.js

@@ -33,3 +33,17 @@ const { Worker } = require('worker_threads');
     new Worker(__filename, { execArgv: ['--redirect-warnings'] });
   }, expectedErr);
 }
+
+{
+  const expectedErr = {
+    code: 'ERR_WORKER_INVALID_EXEC_ARGV',
+    name: 'Error'
+  };
+  assert.throws(() => {
+    new Worker(__filename, {
+      env: {
+        NODE_OPTIONS: '--nonexistent-options'
+      }
+    });
+  }, expectedErr);
+}