[libdazzle] panel: drop bitfields for enums

[Christian Hergert <chergert src gnome org>]

commit 08c4ac87f65d2be774eb0a46d7b3a0be491c2bca
Author: Christian Hergert <chergert redhat com>
Date:   Sun Jun 27 10:12:44 2021 -0700

    panel: drop bitfields for enums
    
    Not really all that helpful, and just causes signed warnings on some
    platforms.
    
    Fixes #58

 src/panel/dzl-dock-stack.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/panel/dzl-dock-stack.c b/src/panel/dzl-dock-stack.c
index 9fa797e..4c84141 100644
--- a/src/panel/dzl-dock-stack.c
+++ b/src/panel/dzl-dock-stack.c
@@ -32,8 +32,8 @@ typedef struct
   GtkStack         *stack;
   DzlTabStrip      *tab_strip;
   GtkButton        *pinned_button;
-  GtkPositionType   edge : 2;
-  DzlTabStyle       style : 2;
+  GtkPositionType   edge;
+  DzlTabStyle       style;
 } DzlDockStackPrivate;
 
 static void dzl_dock_stack_init_dock_item_iface (DzlDockItemInterface *iface);