test: make test-require-json engine agnostic

Remove reliance on V8-specific error message in test-require-json.

PR-URL: #16272
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>

test/parallel/test-require-json.js

@@ -28,7 +28,6 @@ try {
   require(fixtures.path('invalid.json'));
 } catch (err) {
   assert.ok(
-    /test[/\\]fixtures[/\\]invalid\.json: Unexpected string/.test(err.message),
-    `require() json error should include path - currently: ${err.message}`
-  );
+    /test[/\\]fixtures[/\\]invalid\.json: /.test(err.message),
+    `require() json error should include path: ${err.message}`);
 }