Move addrman includes from .h to .cpp

This is a follow-up to the code move in commit a820e79512

src/test/addrman_tests.cpp

@@ -5,13 +5,14 @@
 #include <addrdb.h>
 #include <addrman.h>
 #include <chainparams.h>
+#include <clientversion.h>
+#include <hash.h>
+#include <netbase.h>
+#include <random.h>
 #include <test/data/asmap.raw.h>
 #include <test/util/setup_common.h>
 #include <util/asmap.h>
 #include <util/string.h>
-#include <hash.h>
-#include <netbase.h>
-#include <random.h>
 
 #include <boost/test/unit_test.hpp>