update docs

docs/source/get-started/installation.md

@@ -13,7 +13,7 @@ Before you start, make sure you have the following:
     - On Linux, please also complete the [post-installation steps](https://docs.docker.com/engine/install/linux-postinstall/).
 - The system Python; no version manager, such as `pyenv` or `uv`, should be active.
 
-## Local Deployment ROCKS
+## Local Deployment
 
 You can run and develop Lumigator locally using `docker-compose.` This creates three container
 services networked together to make up all the components of the Lumigator application: