[gnome-builder] gui: fix whitespace

[Christian Hergert <chergert src gnome org>]

commit 06eae2ec8fb4381044e7b9987093115f7f300a12
Author: Christian Hergert <chergert redhat com>
Date:   Thu Feb 7 13:04:08 2019 -0800

    gui: fix whitespace
    
    While I'm here.

 src/libide/gui/ide-config-view-addin.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/libide/gui/ide-config-view-addin.h b/src/libide/gui/ide-config-view-addin.h
index d78d200d8..287bcbd24 100644
--- a/src/libide/gui/ide-config-view-addin.h
+++ b/src/libide/gui/ide-config-view-addin.h
@@ -37,7 +37,7 @@ struct _IdeConfigViewAddinInterface
 
   void (*load) (IdeConfigViewAddin *self,
                 DzlPreferences     *preferences,
-                IdeConfig   *configuration);
+                IdeConfig          *configuration);
 };
 
 IDE_AVAILABLE_IN_3_32