correct some Date related types

signature of Date and Date::DateToDays is
(sal_uInt16 d, sal_uInt16 m, sal_Int16 y)
same types as css::util::Date members Day, Month and Year

Change-Id: Ifa35574d2d335f7bf816dd5209988f4eaf7c5ac2
Reviewed-on: https://gerrit.libreoffice.org/40462Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

svtools/source/table/cellvalueconversion.cxx

@@ -60,7 +60,7 @@ namespace svt
     namespace
     {
 
-        double lcl_convertDateToDays( long const i_day, long const i_month, long const i_year )
+        double lcl_convertDateToDays( sal_uInt16 const i_day, sal_uInt16 const i_month, sal_Int16 const i_year )
         {
             long const nNullDateDays = ::Date::DateToDays( 1, 1, 1900 );
             long const nValueDateDays = ::Date::DateToDays( i_day, i_month, i_year );

xmloff/source/core/xmluconv.cxx

@@ -438,7 +438,7 @@ bool SvXMLUnitConverter::convertDateTime( double& fDateTime,
     if (bSuccess)
     {
         const Date aTmpNullDate(aTempNullDate.Day, aTempNullDate.Month, aTempNullDate.Year);
-        const Date aTempDate((sal_uInt16)aDateTime.Day, (sal_uInt16)aDateTime.Month, (sal_uInt16)aDateTime.Year);
+        const Date aTempDate(aDateTime.Day, aDateTime.Month, aDateTime.Year);
         const sal_Int32 nTage = aTempDate - aTmpNullDate;
         double fTempDateTime = nTage;
         double Hour = aDateTime.Hours;