Update prerelease-build.mdx

Author: mrubens

docs/advanced-usage/prerelease-build.mdx

@@ -13,10 +13,10 @@ To install Roo Code Nightly:
 1.  Open VS Code.
 2.  Access Extensions: Click the Extensions icon in the Activity Bar or press `Ctrl+Shift+X` (Windows/Linux) or `Cmd+Shift+X` (macOS).
 3.  Search for "Roo Code Nightly".
-4.  Select the prerelease extension (e.g., "Roo Code Nightly" by RooVeterinaryInc) and click **Install**.
+4.  Select the prerelease extension ("Roo Code Nightly" by RooVeterinaryInc) and click **Install**.
 5.  Reload VS Code if prompted.
 
-<img src="/img/installing/installing-5.png" alt="Roo Code prerelease (Nightly) extension in VS Code Marketplace" width="400" />
+<img src="/img/installing/installing-5.png" alt="Roo Code Nightly extension in VS Code Marketplace" width="400" />
 *Roo Code Nightly in the VS Code Marketplace.*
 
 You can have both the stable version of Roo Code and Roo Code Nightly installed simultaneously.