[console] application: appease newer gcc

[Zander Brown <zbrown src gnome org>]

commit 606c12e64efc148fc69ab07d5419bd590d1782dd
Author: Zander Brown <zbrown gnome org>
Date:   Fri Jun 17 00:28:43 2022 +0100

    application: appease newer gcc
    
    In practice this was never a problem, since all paths would lead to
    initialisation, but nevertheless GCC is right - this should be NULL'd

 src/kgx-application.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/kgx-application.c b/src/kgx-application.c
index 6e8e415..afb66d8 100644
--- a/src/kgx-application.c
+++ b/src/kgx-application.c
@@ -338,7 +338,7 @@ kgx_application_startup (GApplication *app)
 {
   KgxApplication    *self = KGX_APPLICATION (app);
   HdyStyleManager   *style_manager;
-  g_autoptr(GAction) settings_action;
+  g_autoptr (GAction) settings_action = NULL;
 
   const char *const new_window_accels[] = { "<shift><primary>n", NULL };
   const char *const new_tab_accels[] = { "<shift><primary>t", NULL };