[gnome-nibbles/arnaudb/wip/gtk4: 180/188] Fix MessageDialog.

[Arnaud B. <arnaudb src gnome org>]

commit 580d631345080575ffa8ed9cb8d693b5db0fc813
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Thu Jun 18 20:41:37 2020 +0200

    Fix MessageDialog.

 src/nibbles-window.vala | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/nibbles-window.vala b/src/nibbles-window.vala
index 5e02903..2964062 100644
--- a/src/nibbles-window.vala
+++ b/src/nibbles-window.vala
@@ -446,6 +446,7 @@ private class NibblesWindow : ApplicationWindow
 
             dialog.destroy ();
         });
+        dialog.present ();
     }
 
     private void pause_cb ()