docs: update broken links for mongoose and bun

Author: Arthur Gamby

content/800-guides/050-migrate-from-mongoose.mdx

@@ -10,7 +10,7 @@ community_section: true
 
 ## Introduction
 
-This guide shows you how to migrate your application from Mongoose to Prisma ORM. We'll use an extended version of the [Mongoose Express example](https://github.com/Automattic/mongoose/tree/master/examples/express) as a [sample project](https://github.com/prisma/migrate-from-mongoose-to-prisma) to demonstrate the migration steps.
+This guide shows you how to migrate your application from Mongoose to Prisma ORM. We'll use a [sample project](https://github.com/prisma/migrate-from-mongoose-to-prisma) to demonstrate the migration steps.
 
 :::warning[MongoDB support for Prisma ORM v7]
 

content/800-guides/370-bun.mdx

@@ -309,7 +309,7 @@ Bun executables are useful for:
 
 ## Next steps
 
-You can explore the [sample app here](https://pris.ly/bun-guide-example) to see what you will build by following this guide. If you would like to add caching to your application, check out [this example](https://pris.ly/bun_ppg_example).
+You can explore [this example](https://pris.ly/bun_ppg_example) to see a sample application built with Bun and Prisma.
 
 Now that you have a Bun application connected to a Prisma Postgres database, you can continue by: