[seed] Build: fix another file missing from dist.

[Tim Horton <hortont src gnome org>]

commit a40d0943b870d86e6ee3aba17a8d5720efc534ab
Author: Tim Horton <hortont424 gmail com>
Date:   Fri May 29 08:37:59 2009 -0400

    Build: fix another file missing from dist.
---
 doc/modules/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/doc/modules/Makefile.am b/doc/modules/Makefile.am
index 62daea1..17fe758 100644
--- a/doc/modules/Makefile.am
+++ b/doc/modules/Makefile.am
@@ -1,5 +1,5 @@
 SUBDIRS=canvas multiprocessing readline sandbox sqlite gtkbuilder
-EXTRA_DIST=make-functions.js
+EXTRA_DIST=make-functions.js book.xml
 
 if ENABLE_GTK_DOC
 html/index.html: book.xml sqlite/sqlite.xml sqlite/sqlite-funcs.xml readline/readline.xml readline/readline-funcs.xml make-functions.js gtkbuilder/gtkbuilder-funcs.xml gtkbuilder/gtkbuilder.xml sandbox/sandbox.xml sandbox/sandbox-funcs.xml