Update Images in WikiText.tid (#4691)

editions/tw5.com/tiddlers/wikitext/Images in WikiText.tid

@@ -51,6 +51,15 @@ Renders as:
 
 {{Motovun Jack.jpg}}
 
+! Images as Links
+```
+<$link to="HelloThere" tooltip="Custom tooltip">{{$:/core/icon}}</$link>
+```
+
+Renders as:
+
+<$link to="HelloThere" tooltip="Custom tooltip">{{$:/core/icon}}</$link>
+
 ! Importing Images
 
 Use the <<.button import>> button (under the <<.sidebar-tab Tools>> tab in the sidebar), or drag and drop.