Add holidays for Dominican Rebublic

Added holidays for fixe and movable días
```
QDEBUG : HolidayRegionTest::testRegions() This regionCode =  "do_es"
QDEBUG : HolidayRegionTest::testRegions() Is valid? =  true
QDEBUG : HolidayRegionTest::testRegions() Country code =  "DO"
QDEBUG : HolidayRegionTest::testRegions() Language code =  "es"
QDEBUG : HolidayRegionTest::testRegions() Name =  "República Dominicana"
QDEBUG : HolidayRegionTest::testRegions() Description =  "Días Feriados de República Dominicana"
QDEBUG : HolidayRegionTest::testRegions()
QDEBUG : HolidayRegionTest::testRegions() Parsing region =  "do_es"  year =  2023  calendar =  "gregorian"
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-01-01" Duration = 1 Name = "Año nuevo           " Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-01-21" Duration = 1 Name = "Virgen de la Altagracia" Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-01-26" Duration = 1 Name = "Día padre de la patría Juan Pablo Duarte" Category = ("cultural")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-01-30" Duration = 1 Name = "Día padre de la patría Juan Pablo Duarte" Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-02-27" Duration = 1 Name = "Independencia Nacional" Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-04-07" Duration = 1 Name = "Viernes Santo       " Category = ("public", "religious")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-05-01" Duration = 1 Name = "Día del Trabajo     " Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-05-14" Duration = 1 Name = "Día de las madres   " Category = ("cultural")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-06-08" Duration = 1 Name = "Jueves Corpus Cristi" Category = ("public", "religious")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-06-18" Duration = 1 Name = "Día de los padres   " Category = ("cultural")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-08-16" Duration = 1 Name = "Día de la Restauración" Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-09-24" Duration = 1 Name = "Virgen de las Mercedes" Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-11-06" Duration = 1 Name = "Día de la Constitución" Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-12-24" Duration = 1 Name = "Laborable hasta el mediodía" Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-12-25" Duration = 1 Name = "Día de Navidad      " Category = ("public")
QDEBUG : HolidayRegionTest::testRegions() Date = "2023-12-31" Duration = 1 Name = "Fin de año          " Category = ("cultural")
```

BUG:324683