minor edit to copy text in /user/site-settings.html template.

templates/user/site-settings.html

@@ -295,7 +295,7 @@
         <p class="be-gui-form-hint">
             <strong>This is a link -- nothing is deleted if you press this.</strong> Use
             this to delete Archive Entries and Pages stored in the database when
-            the files it is tracking cannot be found (another out-of-sync. error).
+            the files it is tracking cannot be found.
         </p>
         <a class="be-gui-link danger"
 	   title="Click to delete entries in the website's database"