[gtk-doc] manual: fix typo

[Stefan Kost <stefkost src gnome org>]

commit 2bacbe965e9d048482626e3d7383513a03fe96b4
Author: Stefan Kost <ensonic users sf net>
Date:   Tue Jun 30 17:55:39 2009 +0300

    manual: fix typo

 help/manual/C/gtk-doc-manual.xml |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/help/manual/C/gtk-doc-manual.xml b/help/manual/C/gtk-doc-manual.xml
index 14ced9d..bba7ae9 100644
--- a/help/manual/C/gtk-doc-manual.xml
+++ b/help/manual/C/gtk-doc-manual.xml
@@ -1105,7 +1105,7 @@ typedef struct _FooWidget {
     <title>Filling the extra files</title>
 
     <para>
-      There are a couple of extra file, that need to be maintained along with
+      There are a couple of extra files, that need to be maintained along with
       the inline source code comments:
       <filename>&lt;package&gt;.types</filename>,
       <filename>&lt;package&gt;-docs.sgml</filename>,