Update HTML install path references.

doc/README

@@ -1,5 +1,5 @@
 All of the aRts documentation is now in "The aRts Handbook" which is
 in KDE DocBook format, part of tdemultimedia. It should be found on a
-KDE system in $TDEDIR/share/doc/HTML/default/artsbuilder/index.html.
+KDE system in $TDEDIR/share/doc/tde/HTML/default/artsbuilder/index.html.
 
 An on-line version can be found at http://www.arts-project.org/doc/handbook