[doc] fix path

wiki/src/doc/first_steps/persistence/configure.mdwn

@@ -237,13 +237,13 @@ volume. This does not apply to the Unsafe web browser.
 </div>
 
 When this feature is activated, all the files in the <span
-class="filename">/lib/live/persistence/XXX_unlocked/dotfiles</span> folder
+class="filename">/live/mount/persistence/XXX_unlocked/dotfiles</span> folder
 are linked in the <span class="filename">Home Folder</span> (files in
 subfolders of <span class="filename">dotfiles</span> are also linked
 in the corresponding subfolder of your <span class="filename">Home
 Folder</span>). The `XXX` in the above should be something like `sdb2`
 but since there will only ever be one folder in <span
-class="filename">/live/persistence</span> there should be little risk
+class="filename">/live/mount/persistence</span> there should be little risk
 for confusion.
 
 This option is useful if you want to make some specific files