[folks/remove-volatile-keyword-for-g-once-init] tests: Remove volatile keyword for g_once_init_enter

[Niels De Graef <nielsdg src gnome org>]

commit 9ce63d1dfc3242a0285562d051d6b5c7bb789a2d
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Sun Oct 10 10:35:31 2021 +0200

    tests: Remove volatile keyword for g_once_init_enter
    
    See https://gitlab.gnome.org/GNOME/glib/-/issues/600

 tests/lib/gtestdbus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/lib/gtestdbus.c b/tests/lib/gtestdbus.c
index 00adfb5e..dbc0923e 100644
--- a/tests/lib/gtestdbus.c
+++ b/tests/lib/gtestdbus.c
@@ -44,7 +44,7 @@
 GType
 folks_test_dbus_flags_get_type (void)
 {
-  static volatile gsize g_define_type_id__volatile = 0;
+  static gsize g_define_type_id__volatile = 0;
 
   if (g_once_init_enter (&g_define_type_id__volatile))
     {