[libadwaita] leaflet: Fix an indentation issue

[Alexander Mikhaylenko <alexm src gnome org>]

commit 83a4b5a17500c71e2c2443882ee72956991e79b3
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Thu May 27 09:55:50 2021 +0200

    leaflet: Fix an indentation issue

 src/adw-leaflet.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/adw-leaflet.h b/src/adw-leaflet.h
index 9e971ee5..d117a937 100644
--- a/src/adw-leaflet.h
+++ b/src/adw-leaflet.h
@@ -53,8 +53,8 @@ ADW_AVAILABLE_IN_ALL
 GtkWidget *adw_leaflet_new (void);
 
 ADW_AVAILABLE_IN_ALL
-AdwLeafletPage *adw_leaflet_append (AdwLeaflet  *self,
-                                    GtkWidget   *child);
+AdwLeafletPage *adw_leaflet_append  (AdwLeaflet *self,
+                                     GtkWidget  *child);
 ADW_AVAILABLE_IN_ALL
 AdwLeafletPage *adw_leaflet_prepend (AdwLeaflet *self,
                                      GtkWidget  *child);