[gsettings-desktop-schemas] Fixed double word "this"

[Marek Černocký <mcernocky src gnome org>]

commit 14a851f16aa5c84e9da7b5bc8bb0931d70c0e966
Author: Marek Černocký <marek manet cz>
Date:   Sun Jan 19 12:39:54 2014 +0100

    Fixed double word "this"

 ...org.gnome.desktop.app-folders.gschema.xml.in.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/schemas/org.gnome.desktop.app-folders.gschema.xml.in.in 
b/schemas/org.gnome.desktop.app-folders.gschema.xml.in.in
index 56630db..eb9185e 100644
--- a/schemas/org.gnome.desktop.app-folders.gschema.xml.in.in
+++ b/schemas/org.gnome.desktop.app-folders.gschema.xml.in.in
@@ -24,7 +24,7 @@
       <default>[]</default>
       <_summary>Applications</_summary>
       <_description>The list of ids of applications that are included in
-      this this folder.</_description>
+      this folder.</_description>
     </key>
   </schema>
 </schemalist>