Issue #3401464 by anushrikumari, sime, shweta__sharma, lauriii, ankithashetty,...

 * @FieldType(

 *   id = "daterange",

 *   label = @Translation("Date range"),

 *   description = @Translation("Create and store date ranges."),

 *   category = "date_time",

 *   description = {

 *     @Translation("Ideal for storing durations that consist of start and end dates (and times)"),

 *     @Translation("Choose between setting both date and time, or date only, for each duration"),

 *     @Translation("The system automatically validates that the end date (and time) is later than the start, and both fields are completed"),

 *   },

 *   default_widget = "daterange_default",

 *   default_formatter = "daterange_default",

 *   list_class = "\Drupal\datetime_range\Plugin\Field\FieldType\DateRangeFieldItemList"