[gnome-software] rpm-ostree: trivial: Update silverblue ref for OS upgrades

[Kalev Lember <klember src gnome org>]

commit 9a390d4e7520b273092792b22f28e2cfd614fc8e
Author: Kalev Lember <klember redhat com>
Date:   Fri Oct 5 13:49:50 2018 +0200

    rpm-ostree: trivial: Update silverblue ref for OS upgrades
    
    s/workstation/silverblue/

 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 a25802a7..f71e6c8a 100644
--- a/plugins/rpm-ostree/gs-plugin-rpm-ostree.c
+++ b/plugins/rpm-ostree/gs-plugin-rpm-ostree.c
@@ -839,7 +839,7 @@ gs_plugin_app_upgrade_download (GsPlugin *plugin,
                return TRUE;
 
        /* construct new refspec based on the distro version we're upgrading to */
-       new_refspec = g_strdup_printf ("ostree://fedora/%s/x86_64/workstation",
+       new_refspec = g_strdup_printf ("ostree://fedora/%s/x86_64/silverblue",
                                       gs_app_get_version (app));
 
        options = make_rpmostree_options_variant (FALSE,  /* reboot */