Use default size for date picker

Author: tznind

src/ViewFactory.cs

@@ -251,6 +251,9 @@ public static T Create<T>(int? width = null, int? height = null, string? text =
 
                 SetDefaultDimensions(newView, width ?? 16, height ?? 5);
                 break;
+            case DatePicker:
+                // Use defaults
+                break;
             case SpinnerView sv:
                 sv.AutoSpin = true;
                 if ( width is not null )