dependencies: groff: Add optional dep on uchardet

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@12163 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

appendices/dependencies.xml

@@ -1116,7 +1116,7 @@
         <segtitle>&external;</segtitle>
 
         <seglistitem>
-          <seg>Ghostscript</seg>
+          <seg>Ghostscript and uchardet</seg>
         </seglistitem>
       </segmentedlist>