fixed modif. ent. url

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@1649 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

INSTALL

@@ -9,7 +9,7 @@ following:
 
 OpenJade                  - http://openjade.sourceforge.net/
 DocBook-XML DTD           - http://www.docbook.org/xml/4.1.2/
-Modified DocBook Entities - http://www2.linuxfromscratch.org/
+Modified DocBook Entities - http://ftp.linuxfromscratch.org/misc/
 DSSSL DocBook Stylesheets - http://www.nwalsh.com/docbook/dsssl/
 
 As the DocBook DTD and Stylesheets are made available as a zip achives you