adding redis-developer github link to vector qa tutorial

Author: wjohnsto

docs/howtos/solutions/vector/video-qa/index-video-qa.mdx

@@ -23,7 +23,7 @@ This tutorial focuses on building a Q&A answer engine for video content. It will
 Below is a command to the clone the source code for the application used in this tutorial
 
 ```bash
-git clone https://github.com/wjohnsto/genai-qa-videos
+git clone https://github.com/redis-developer/video-qa-semantic-vector-caching
 ```
 
 :::
@@ -123,7 +123,7 @@ Redis is used as our database to store and retrieve data efficiently. You can st
 First, clone the repository containing our project:
 
 ```bash
-git clone https://github.com/wjohnsto/genai-qa-videos
+git clone https://github.com/redis-developer/video-qa-semantic-vector-caching
 ```
 
 ### Installing Dependencies
@@ -828,7 +828,7 @@ Below are a couple screenshots from the application to see what it looks like wh
 
 In this tutorial, we've explored how to build an AI-powered video Q&A application using Redis, LangChain, and various other technologies. We've covered setting up the environment, processing video uploads, and implementing search functionality. You also saw how to use Redis as a `vector store` and `semantic vector cache`.
 
-> NOTE: Not included in this tutorial is an overview of the frontend `Next.js` app. However, you can find the code in the [GitHub repository](https://github.com/wjohnsto/genai-qa-videos) in the `app` directory.
+> NOTE: Not included in this tutorial is an overview of the frontend `Next.js` app. However, you can find the code in the [GitHub repository](https://github.com/redis-developer/video-qa-semantic-vector-caching) in the `app` directory.
 
 ### Key takeaways