message: fix: JSON extension now correctly disabled by flag
diff: @@ -137,7 +137,7 @@ ExtensionLoadResult ExtensionHelper::LoadExtensionInternal(DuckDB &db, const std
  return ExtensionLoadResult::NOT_LOADED;
  #endif
  } else if (extension == "json") {
  -#ifdef BUILD_JSON_EXTENSION
  +#if defined(BUILD_JSON_EXTENSION) && !defined(DISABLE_BUILTIN_EXTENSIONS)
  db.LoadExtension<JSONExtension>();
  #else
  // json extension required but not build: skip this test
  