Remove text input showing static URL preview

It wasn’t working due to the recent change whereby attributes set as
macros are no longer wikified. Thus, the widget invocation inside the
macro outerMakeLink isn’t executed.

To get it working again we’ll need a way to specify a macro as an
attribute and force it to be wikified.

editions/tw5.com/tiddlers/system/StaticLink.tid

@@ -11,7 +11,3 @@ http://five.tiddlywiki.com/static/<$view tiddler=<<currentTiddler>> field="title
 A static HTML representation of this tiddler is available at the URL:
 
 <<outerMakeLink>>
-
-<input value=<<outerMakeLink>> size="80"/>
-
-//Note that editing the URL here won't have any effect; it is presented in a text box just to make it easier to copy and paste//