[gnome-control-center] Consumers clean up the PPD list, not the dialog itself.

[Robert Ancell <rancell src gnome org>]

commit 68dca0e748eb8741db4ea65ff482c6c34095d8df
Author: Brandon Nielsen <nielsenb jetfuse net>
Date:   Thu Sep 24 14:17:26 2020 -0500

    Consumers clean up the PPD list, not the dialog itself.

 panels/printers/pp-ppd-selection-dialog.c | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/panels/printers/pp-ppd-selection-dialog.c b/panels/printers/pp-ppd-selection-dialog.c
index 0c2ed432d..cf504392a 100644
--- a/panels/printers/pp-ppd-selection-dialog.c
+++ b/panels/printers/pp-ppd-selection-dialog.c
@@ -403,8 +403,6 @@ pp_ppd_selection_dialog_finalize (GObject *object)
   g_clear_pointer (&self->ppd_name, g_free);
   g_clear_pointer (&self->ppd_display_name, g_free);
 
-  g_clear_pointer (&self->list, ppd_list_free);
-
   G_OBJECT_CLASS (pp_ppd_selection_dialog_parent_class)->finalize (object);
 }