Fetch manual pages from wiki

Signed-off-by: James Valleroy <jvalleroy@mailbox.org>

doc/freedombox-manual.raw.xml

@@ -2019,11 +2019,11 @@ proto udp]]></screen>
         <para>MediaWiki on FreedomBox is configured to be publicly readable and privately editable. Only logged in users can make edits to the wiki. This configuration prevents spam and vandalism on the wiki. </para>
         <section>
           <title>User management</title>
-          <para>Users can be created by the MediaWiki administrator (user "admin") only. The "admin" user can also be used to reset passwords of MediaWiki users. The administrator password, if forgotten can be reset anytime from the <ulink url="https://wiki.debian.org/FreedomBox/Manual/MediaWiki#">MediaWiki</ulink> page in the Plinth UI. </para>
+          <para>Users can be created by the MediaWiki administrator (user "admin") only. The "admin" user can also be used to reset passwords of MediaWiki users. The administrator password, if forgotten can be reset anytime from the MediaWiki page in the Plinth UI. </para>
         </section>
         <section>
           <title>Use cases</title>
-          <para><ulink url="https://wiki.debian.org/FreedomBox/Manual/MediaWiki#">MediaWiki</ulink> is quite versatile and can be put to many creative uses. It also comes with a lot of plugins and themes and is highly customizable. </para>
+          <para>MediaWiki is quite versatile and can be put to many creative uses. It also comes with a lot of plugins and themes and is highly customizable. </para>
           <section>
             <title>Personal Knowledge Repository</title>
             <itemizedlist>