[gcr] gck: fix symbols file

[Stefan Walter <stefw src gnome org>]

commit 97c5fa57007784ad11419c0828e5348c06894c21
Author: Stef Walter <stefw collabora co uk>
Date:   Mon Nov 7 14:16:38 2011 +0100

    gck: fix symbols file

 gck/gck.symbols |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gck/gck.symbols b/gck/gck.symbols
index f336260..ceff776 100644
--- a/gck/gck.symbols
+++ b/gck/gck.symbols
@@ -7,6 +7,7 @@ gck_attribute_dump
 gck_attribute_dup
 gck_attribute_equal
 gck_attribute_free
+gck_attribute_hash
 gck_attribute_get_boolean
 gck_attribute_get_date
 gck_attribute_get_string