[gobject-introspection/wip/tintou/closure-documentation] Fix misleading documentation for `closure` annotation

[Corentin Noël <corentinnoel src gnome org>]

commit 266b174c375a720d625ae6253ddb434118b70cd0
Author: Corentin Noël <corentin elementary io>
Date:   Sun Jun 23 16:50:17 2019 +0200

    Fix misleading documentation for `closure` annotation

 docs/website/annotations/giannotations.rst | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/docs/website/annotations/giannotations.rst b/docs/website/annotations/giannotations.rst
index cacc20de..3d4f8bad 100644
--- a/docs/website/annotations/giannotations.rst
+++ b/docs/website/annotations/giannotations.rst
@@ -123,13 +123,13 @@ Support for GObject closures
     -
   * - ``(closure)``
     - parameters
-    - The parameter is a "``user_data``" for callbacks.
-      Many bindings can pass ``NULL`` here.
+    - The parameter is a callback and has a corresponding "``user_data``"
+      parameter which many bindings can pass ``NULL``.
     -
   * - ``(closure CLOSURE)``
     - parameters
-    - The parameter is a "``user_data``" for callbacks, the ``CLOSURE`` option
-      points to a different parameter that is the actual callback.
+    - The parameter is a callback, the ``CLOSURE`` option points to a different
+      parameter that is the "``user_data``" parameter returned by the callback.
     -