[gnome-control-center] applications: Fix a memory leak

[Robert Ancell <rancell src gnome org>]

commit 4fe618254e1ed6ad20691392167dab0309ffab66
Author: Mohammed Sadiq <sadiq sadiqpk org>
Date:   Thu Oct 17 17:26:23 2019 +0530

    applications: Fix a memory leak

 panels/applications/cc-applications-panel.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/panels/applications/cc-applications-panel.c b/panels/applications/cc-applications-panel.c
index 1a7720f64..e5028fdf2 100644
--- a/panels/applications/cc-applications-panel.c
+++ b/panels/applications/cc-applications-panel.c
@@ -783,7 +783,7 @@ add_file_type (CcApplicationsPanel *self,
                const gchar         *type)
 {
   CcActionRow *row;
-  const gchar *desc;
+  g_autofree gchar *desc = NULL;
   gint pos;
   const gchar *glob;