private Table useMixedTableOperation(Table table, AuthenticatedFileIO io) {
    return MixedFormatCatalogUtil.useMixedTableOperations(
        table, table.location(), io, tableMetaStore.getConfiguration());
  }
drop a mixed-format table

@param table - mixed table
@param purge - purge data when drop table
@return - true if table was deleted successfully.
amoro-format-iceberg/src/main/java/org/apache/amoro/mixed/MixedTables.java