[gnome-software] trivial: Only show the license-is-free debug line if the license is set

[Richard Hughes <rhughes src gnome org>]

commit 20df1b0459225963de575bf2b4b22c6f42909bfd
Author: Richard Hughes <richard hughsie com>
Date:   Mon May 23 16:05:16 2016 +0100

    trivial: Only show the license-is-free debug line if the license is set
    
    No need to be alarming when it's not being requested.

 src/gs-app.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/src/gs-app.c b/src/gs-app.c
index 747fe05..9550117 100644
--- a/src/gs-app.c
+++ b/src/gs-app.c
@@ -295,10 +295,11 @@ gs_app_to_string (GsApp *app)
        tmp = g_hash_table_lookup (app->urls, as_url_kind_to_string (AS_URL_KIND_HOMEPAGE));
        if (tmp != NULL)
                gs_app_kv_lpad (str, "url{homepage}", tmp);
-       if (app->license != NULL)
+       if (app->license != NULL) {
                gs_app_kv_lpad (str, "license", app->license);
-       gs_app_kv_lpad (str, "license-is-free",
-                       gs_app_get_license_is_free (app) ? "yes" : "no");
+               gs_app_kv_lpad (str, "license-is-free",
+                               gs_app_get_license_is_free (app) ? "yes" : "no");
+       }
        if (app->management_plugin != NULL)
                gs_app_kv_lpad (str, "management-plugin", app->management_plugin);
        if (app->summary_missing != NULL)