test: Unstructured - free up more disk space (#2836)

Author: anakin87

.github/workflows/unstructured.yml

@@ -38,6 +38,7 @@ jobs:
         working-directory: .
         run: |
           sudo docker image prune --all --force
+          sudo rm -rf /usr/share/dotnet /opt/ghc /usr/local/share/boost /usr/local/lib/android /opt/hostedtoolcache/CodeQL
 
       - name: Run Unstructured API (docker)
         working-directory: .