Fix 3de8853e29: Industries accept/produce no cargo for pre-SLV_78 saves. (#12508)

Industry accepted/produced was trimmed too early for original and pre-SLV_78 saves, as cargo type was not stored per slot so all slots look invalid to the trim function.

src/saveload/oldloader_sl.cpp

@@ -875,7 +875,6 @@ static bool LoadOldIndustry(LoadgameState *ls, int num)
 		}
 
 		Industry::IncIndustryTypeCount(i->type);
-		TrimIndustryAcceptedProduced(i);
 	} else {
 		delete i;
 	}