Fix naughty

I removed textbox' check() function, but forgot to see if anything actually
calls it. Just removing the call fixes all problems here.

Signed-off-by: Uli Schlachter <psychon@znc.in>

lib/naughty.lua.in

@@ -358,7 +358,6 @@ function notify(args)
 
     local function setText(pattern, replacements)
         textbox:set_markup(string.format('<span font_desc="%s"><b>%s</b>%s</span>', font, title, text:gsub(pattern, replacements)))
-        textbox:check()
     end
 
     -- First try to set the text while only interpreting <br>.