[libhandy] swipe-tracker: Remove an unnecessary include

[Adrien Plazas <aplazas src gnome org>]

commit 28e50dbdfec9feeb3b38bcf6bbb1b3683404f3f0
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Wed Jul 22 02:28:22 2020 +0500

    swipe-tracker: Remove an unnecessary include
    
    I have no idea how that ended up there. /o\
    
    Signed-off-by: Alexander Mikhaylenko <alexm gnome org>

 src/hdy-swipe-tracker.c | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/src/hdy-swipe-tracker.c b/src/hdy-swipe-tracker.c
index 60a3a3b1..62d61d1b 100644
--- a/src/hdy-swipe-tracker.c
+++ b/src/hdy-swipe-tracker.c
@@ -7,7 +7,6 @@
 #include "config.h"
 #include <glib/gi18n-lib.h>
 
-#include "hdy-leaflet.h"
 #include "hdy-swipe-tracker-private.h"
 #include "hdy-navigation-direction.h"