[DatItem, DatFile] Add first try name resolution to DAT writing

SabreTools.Helper/Dats/Partials/DatFile.Writers.cs

@@ -140,6 +140,9 @@ namespace SabreTools.Helper.Dats
 					{
 						List<DatItem> roms = this[key];
 
+						// Resolve the names in the block
+						DatItem.ResolveNames(roms, logger);
+
 						for (int index = 0; index < roms.Count; index++)
 						{
 							DatItem rom = roms[index];