[gnome-software] trivial: Fix launching installed web-apps

[Richard Hughes <rhughes src gnome org>]

commit b9a6cb79cf75df08712d8e9c42c8d0e49059cab4
Author: Richard Hughes <richard hughsie com>
Date:   Tue Jul 5 13:23:55 2016 +0100

    trivial: Fix launching installed web-apps

 src/gs-plugin.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gs-plugin.c b/src/gs-plugin.c
index a14ec53..fe1fb3f 100644
--- a/src/gs-plugin.c
+++ b/src/gs-plugin.c
@@ -801,7 +801,7 @@ gs_plugin_app_launch (GsPlugin *plugin, GsApp *app, GError **error)
        const gchar *desktop_id;
        g_autoptr(GAppInfo) appinfo = NULL;
 
-       desktop_id = gs_app_get_id (app);
+       desktop_id = gs_app_get_id_no_prefix (app);
        if (desktop_id == NULL) {
                g_set_error (error,
                             GS_PLUGIN_ERROR,