add Traditional Chinese translation by Wenbin Leo


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9936 a1c6a512-1295-4272-9138-f99709370657
diff --git a/docs/CREDITS b/docs/CREDITS
index ba47872..d7d112c 100644
--- a/docs/CREDITS
+++ b/docs/CREDITS
@@ -201,3 +201,4 @@
 Marianne Arnold
 Gaetano Vocca
 Frederik Vestre
+Wenbin Leo