[libhandy] swipe-tracker: Fix swipeable property docs

[Adrien Plazas <aplazas src gnome org>]

commit 422522915b9c2bb9a9481f65e6fa6695a433daea
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Sat Jun 27 00:50:01 2020 +0500

    swipe-tracker: Fix swipeable property docs
    
    The name and the since version are also wrong.
    
    Signed-off-by: Alexander Mikhaylenko <alexm gnome org>

 src/hdy-swipe-tracker.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/hdy-swipe-tracker.c b/src/hdy-swipe-tracker.c
index 1038a460..b46599bf 100644
--- a/src/hdy-swipe-tracker.c
+++ b/src/hdy-swipe-tracker.c
@@ -685,11 +685,11 @@ hdy_swipe_tracker_class_init (HdySwipeTrackerClass *klass)
   object_class->set_property = hdy_swipe_tracker_set_property;
 
   /**
-   * HdySwipeTracker:widget:
+   * HdySwipeTracker:swipeable:
    *
    * The widget the swipe tracker is attached to. Must not be %NULL.
    *
-   * Since: 0.0.11
+   * Since: 0.0.13
    */
   props[PROP_SWIPEABLE] =
     g_param_spec_object ("swipeable",