[gnome-software] rpm-ostree: trivial: Fix double free

[Kalev Lember <klember src gnome org>]

commit aa0f83bb250238499f4659d37d52ded1a3470fb1
Author: Kalev Lember <klember redhat com>
Date:   Sat Feb 23 20:45:44 2019 +0100

    rpm-ostree: trivial: Fix double free

 plugins/rpm-ostree/gs-plugin-rpm-ostree.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/plugins/rpm-ostree/gs-plugin-rpm-ostree.c b/plugins/rpm-ostree/gs-plugin-rpm-ostree.c
index 52d78607..add8cc23 100644
--- a/plugins/rpm-ostree/gs-plugin-rpm-ostree.c
+++ b/plugins/rpm-ostree/gs-plugin-rpm-ostree.c
@@ -863,7 +863,7 @@ gs_plugin_app_install (GsPlugin *plugin,
                        GError **error)
 {
        GsPluginData *priv = gs_plugin_get_data (plugin);
-       g_autofree gchar *install_package = NULL;
+       const gchar *install_package = NULL;
        g_autofree gchar *local_filename = NULL;
        g_autofree gchar *transaction_address = NULL;
        g_autoptr(GVariant) options = NULL;