table: add more `noexcept`

Also merge fib-nexthop.hpp into fib-entry.hpp

Change-Id: Iec2fb90ede446f5b8d326c882904c70db45b87d6
diff --git a/daemon/fw/algorithm.cpp b/daemon/fw/algorithm.cpp
index cdc432b..d82f607 100644
--- a/daemon/fw/algorithm.cpp
+++ b/daemon/fw/algorithm.cpp
@@ -25,6 +25,7 @@
 
 #include "algorithm.hpp"
 #include "scope-prefix.hpp"
+#include "face/face.hpp"
 
 namespace nfd::fw {