changes: increase node memory

Author: hugofpaiva

.github/workflows/integration-gzoltar.yml

@@ -74,7 +74,7 @@ jobs:
       - name: Enhance GZoltar results
         uses: hugofpaiva/gzoltar-feedback-action@main
         env:
-          NODE_OPTIONS: "--max-old-space-size=8192"
+          NODE_OPTIONS: "--max-old-space-size=16384"
         with:
           build-path: "/target/site/gzoltar"
           sfl-ranking: "[ochiai]"