Remove free root space for apptainer

Author: almahmoud

.github/workflows/build_apptainer.yaml

@@ -23,11 +23,6 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Free root space
-        uses: almahmoud/free-root-space@main
-        with:
-          verbose: true
-
       - name: Get branch and tag info
         id: vars
         run: |