[libsecret] secret-tool: Fix memleak

[Daiki Ueno <dueno src gnome org>]

commit 4d39dd13e0a823df853797b3e96e21e0800c1191
Author: Daiki Ueno <dueno src gnome org>
Date:   Wed Aug 21 14:47:21 2019 +0200

    secret-tool: Fix memleak

 tool/secret-tool.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/tool/secret-tool.c b/tool/secret-tool.c
index 9f16257..f5508fd 100644
--- a/tool/secret-tool.c
+++ b/tool/secret-tool.c
@@ -475,6 +475,7 @@ secret_tool_action_search (int argc,
                }
 
                g_list_free_full (items, g_object_unref);
+               g_main_loop_unref (loop);
        }
 
        g_hash_table_unref (attributes);