[glibmm] Variant: Fix typo: unclosed monospace tag

[Daniel Boles <dboles src gnome org>]

commit a7e7a70a55be9ea929b687e1c587dd259a1f064e
Author: Daniel Boles <dboles src gnome org>
Date:   Mon Oct 23 09:14:06 2017 +0100

    Variant: Fix typo: unclosed monospace tag

 glib/src/variant.hg |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/glib/src/variant.hg b/glib/src/variant.hg
index 9ea7c69..9a16511 100644
--- a/glib/src/variant.hg
+++ b/glib/src/variant.hg
@@ -389,7 +389,7 @@ public:
   */
 
   /** If this is a maybe-typed instance, try to extract its value. If there is
-   * no value (the value is <tt>nothing</tt>), return <tt>false</tt. Otherwise,
+   * no value (the value is <tt>nothing</tt>), return <tt>false</tt>. Otherwise,
    * the value is copied to the supplied Variant and <tt>true</tt> is returned.
    *
    * @param maybe A place in which to return the value, if it isn’t