default This setMapValueColumn(String valueColumn) {
        return configure(MapEntryMappers.class, c -> c.setValueColumn(valueColumn));
    }
Convenience method for {@code getConfig(MapEntryMappers.class).setValueColumn(valueColumn)}

@param valueColumn the value column name
@return this
core/src/main/java/org/jdbi/v3/core/config/Configurable.java