fix(benchmark): remove unnecessary statement finalization in main function

Author: mceachen

benchmark/tagstore-benchmark.ts

@@ -222,7 +222,6 @@ async function main() {
           `   @photostructure/sqlite: ${Math.round(result.opsPerSec).toLocaleString()} ops/sec`,
         ),
       );
-      stmt.finalize();
       db.close();
     }