chore(ci): no need to install additional-packages

Author: phil-davis

.github/workflows/main.yml

@@ -65,5 +65,4 @@ jobs:
     with:
       app-name: ${{ needs.get-vars.outputs.app-name }}
       php-version: '8.3'
-      additional-packages: 'xvfb libxrender1 libxtst6 libxi6 firefox'
       enable-xvfb-display-server: true