Added the uninstallation instructions (#1030)

Author: achamuah

education-ai-suite/smart-classroom/docs/user-guide/get-started.md

@@ -173,3 +173,13 @@ If you changed the port, adjust the URL accordingly.
   ```
 
   Delete the models folder from `edge-ai-suites/education-ai-suite/smart-classroom/models` and try again.
+
+## Uninstall the Application
+
+To uninstall the application, follow these steps:
+
+1. **Delete the Python virtual environment folder:**
+   Navigate to the directory and remove *education-ai-suite/smartclassroom*
+2. **Remove the models directory:**
+   Remove the models folder located under *education-ai-suite/smart-classroom*.
+