[evolution] EMailLabelDialog: Use a header bar as title bar

[Milan Crha <mcrha src gnome org>]

commit 5f30cba6ed307b59d98481fc1bc23eba99cd59e0
Author: Cédric Bellegarde <cedric bellegarde adishatz org>
Date:   Sat Jun 25 19:35:20 2022 +0200

    EMailLabelDialog: Use a header bar as title bar
    
    Closes https://gitlab.gnome.org/GNOME/evolution/-/issues/961

 src/mail/e-mail-label-dialog.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
---
diff --git a/src/mail/e-mail-label-dialog.c b/src/mail/e-mail-label-dialog.c
index e590944a03..1286915b20 100644
--- a/src/mail/e-mail-label-dialog.c
+++ b/src/mail/e-mail-label-dialog.c
@@ -230,7 +230,9 @@ e_mail_label_dialog_new (GtkWindow *parent)
 {
        return g_object_new (
                E_TYPE_MAIL_LABEL_DIALOG,
-               "transient-for", parent, NULL);
+               "transient-for", parent,
+               "use-header-bar", TRUE,
+                NULL);
 }
 
 const gchar *