docs: Update version to v5.20.0 (#10325)

Co-authored-by: prowler-bot <179230569+prowler-bot@users.noreply.github.com>

Author: prowler-bot

docs/getting-started/installation/prowler-app.mdx

@@ -121,8 +121,8 @@ To update the environment file:
 Edit the `.env` file and change version values:
 
 ```env
-PROWLER_UI_VERSION="5.19.0"
-PROWLER_API_VERSION="5.19.0"
+PROWLER_UI_VERSION="5.20.0"
+PROWLER_API_VERSION="5.20.0"
 ```
 
 <Note>