add filename

Author: chargome

platform-includes/getting-started-use/javascript.nestjs.mdx

@@ -55,7 +55,7 @@ In case you do not have a global catch-all exception filter, add the `SentryGlob
 module. This filter will report all unhandled errors to Sentry that are not caught by any other error filter.
 **Important:** The `SentryGlobalFilter` needs to be registered before any other exception filters.
 
-```javascript {3, 9}
+```javascript  {filename: app.module.ts} {3, 9}
 import { Module } from '@nestjs/common';
 import { APP_FILTER } from '@nestjs/core';
 import { SentryGlobalFilter } from '@sentry/nestjs/setup';