Update deploy-cloud-run-grafana.yaml

Author: dikshant-coderabbit

.github/workflows/deploy-cloud-run-grafana.yaml

@@ -14,6 +14,13 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: Free disk space
+        run: |
+          sudo rm -rf /usr/share/dotnet /opt/ghc /usr/local/share/boost
+          sudo rm -rf "$AGENT_TOOLSDIRECTORY" || true
+          sudo docker system prune -af || true
+          df -h
+
       - uses: google-github-actions/auth@v2
         with:
           credentials_json: ${{ secrets.GOOGLECLOUDSA }}