[gnome-builder] greeter: dialog belongs above the workspace

[Christian Hergert <chergert src gnome org>]

commit 01e81c69af64015335041fced7a28c807116ae1d
Author: Christian Hergert <chergert redhat com>
Date:   Thu Apr 25 14:21:52 2019 -0700

    greeter: dialog belongs above the workspace

 src/libide/greeter/ide-greeter-workspace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/libide/greeter/ide-greeter-workspace.c b/src/libide/greeter/ide-greeter-workspace.c
index ea4fe7833..0c8726161 100644
--- a/src/libide/greeter/ide-greeter-workspace.c
+++ b/src/libide/greeter/ide-greeter-workspace.c
@@ -319,7 +319,7 @@ ide_greeter_workspace_open_project_cb (GObject      *object,
     {
       GtkWidget *dialog;
 
-      dialog = gtk_message_dialog_new (GTK_WINDOW (workbench),
+      dialog = gtk_message_dialog_new (GTK_WINDOW (self),
                                        GTK_DIALOG_USE_HEADER_BAR,
                                        GTK_MESSAGE_ERROR,
                                        GTK_BUTTONS_CLOSE,