function buildByParentType(types, parentType) {
  return types[parentType];
}
@description Load feature from parent type.
@param {object} types - Zigbee "expose" parent type features.
@param {string} parentType - Requested parent type.
@returns {object} The related Gladys feature, or undefined.
@example buildByParentType({ switch: {}, light: {}}, 'light');