[gtkmm-documentation] Fixed missing tag in string

[Daniel Mustieles GarcÃa <dmustieles src gnome org>]

commit c10cfef4692f689c4ce9786acb112486062e3806
Author: Daniel Mustieles <daniel mustieles gmail com>
Date:   Mon Feb 20 12:57:06 2012 +0100

    Fixed missing tag in string

 docs/tutorial/C/gtkmm-tutorial-in.xml |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/docs/tutorial/C/gtkmm-tutorial-in.xml b/docs/tutorial/C/gtkmm-tutorial-in.xml
index 760c1c3..9cfe617 100644
--- a/docs/tutorial/C/gtkmm-tutorial-in.xml
+++ b/docs/tutorial/C/gtkmm-tutorial-in.xml
@@ -1154,7 +1154,7 @@ for the user.
 Labels are the  main method of placing non-editable text in windows, for
 instance to place a title next to a <classname>Entry</classname> widget. You
 can specify the text in the constructor, or later with the
-<methodname>set_text()</methodname> or set_markup() methods.
+<methodname>set_text()</methodname> or <methodname>set_markup()</methodname> methods.
 </para>
 
 <para>