fix(docs): Update installation.mdx (#1866)

Update repo url

Author: danielgallegovico

fern/docs/pages/installation/installation.mdx

@@ -5,8 +5,8 @@ It is important that you review the Main Concepts before you start the installat
 * Clone PrivateGPT repository, and navigate to it:
 
 ```bash
-  git clone https://github.com/imartinez/privateGPT
-  cd privateGPT
+  git clone https://github.com/zylon-ai/private-gpt
+  cd private-gpt
 ```
 
 * Install Python `3.11` (*if you do not have it already*). Ideally through a python version manager like `pyenv`.