[cogl] doc: Add a missing '*' to the documentation of CoglFilterReturn

[Damien Lespiau <dlespiau src gnome org>]

commit 0b9bdd5aaf2616993c4c20c7d7317daf178b19fd
Author: Damien Lespiau <damien lespiau intel com>
Date:   Mon Dec 31 17:45:50 2012 +0000

    doc: Add a missing '*' to the documentation of CoglFilterReturn

 cogl/cogl-types.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/cogl/cogl-types.h b/cogl/cogl-types.h
index 90477a8..8f926ad 100644
--- a/cogl/cogl-types.h
+++ b/cogl/cogl-types.h
@@ -597,7 +597,7 @@ typedef enum { /*< prefix=COGL_RENDERER_ERROR >*/
   COGL_RENDERER_ERROR_BAD_CONSTRAINT
 } CoglRendererError;
 
-/*
+/**
  * CoglFilterReturn:
  * @COGL_FILTER_CONTINUE: The event was not handled, continues the
  *                        processing