face: Moving idle UdpFace closing logic to UdpFace class

Change-Id: Ia7310fa18681f17d93c8214ce744da909fea7022
Refs: #1686
diff --git a/daemon/mgmt/face-manager.cpp b/daemon/mgmt/face-manager.cpp
index 0c299f2..b6cca36 100644
--- a/daemon/mgmt/face-manager.cpp
+++ b/daemon/mgmt/face-manager.cpp
@@ -25,11 +25,11 @@
 
 #include "face-manager.hpp"
 
-#include "face-flags.hpp"
 #include "core/logger.hpp"
 #include "core/face-uri.hpp"
 #include "core/network-interface.hpp"
 #include "fw/face-table.hpp"
+#include "face/face-flags.hpp"
 #include "face/tcp-factory.hpp"
 #include "face/udp-factory.hpp"
 #include "core/config-file.hpp"