Don't free disk space on GitHub Actions as it isn't necessary

Author: wilkinsona

.github/actions/prepare-gradle-build/action.yml

@@ -27,12 +27,6 @@ inputs:
 runs:
   using: composite
   steps:
-    - name: Free Disk Space
-      if: ${{ runner.os == 'Linux' }}
-      uses: jlumbroso/free-disk-space@54081f138730dfa15788a46383842cd2f914a1be # v1.3.1
-      with:
-        tool-cache: true
-        docker-images: false
     - name: Set Up Java
       uses: actions/setup-java@v4
       with: