Docs: Update ViewWidget.tid (#4437)

editions/tw5.com/tiddlers/widgets/ViewWidget.tid

@@ -27,7 +27,7 @@ The content of the `<$view>` widget is displayed if the field or property is mis
 The following formats can be specified in the `format` attribute:
 
 |!Format |!Description |
-|''text'' |Plain text |
+|''text'' |Plain text (default) |
 |''htmlencoded'' |The field is displayed with HTML encoding |
 |''urlencoded'' |The field is displayed with URL encoding |
 |''doubleurlencoded'' |The field is displayed with double URL encoding |