[selectors] Whoops, a note accidentally got split into two paragraphs.

Author: tabatkins

selectors/Overview.bs

@@ -2039,7 +2039,6 @@ The Link History Pseudo-classes: '':link'' and '':visited''</h3>
 	Note: It is possible for style sheet
 	authors to abuse the :link and :visited pseudo-classes to determine
 	which sites a user has visited without the user's consent.
-
 	UAs may therefore treat all links as unvisited links, or implement
 	other measures to preserve the user's privacy while rendering visited
 	and unvisited links differently.