fix(CalendarView): fix the date selecting error by difference of time…

…zone

src/Uno.UI/UI/Xaml/Controls/CalendarView/CalendarViewGeneratorHost.cs

@@ -335,7 +335,7 @@ internal DateTime GetDateAt(uint index)
 			date = pCalendar.GetDateTime();
 			m_lastVisitedDateAndIndex.first = date;
 			m_lastVisitedDateAndIndex.second = (int)(index);
-			var pDate = date.ToUniversalTime();
+			var pDate = date;
 
 			return pDate;
 		}