Add missing header

Author: txominpelu

src/hotspot/share/runtime/threads.cpp

@@ -56,6 +56,7 @@
 #include "nmt/memTracker.hpp"
 #include "oops/instanceKlass.hpp"
 #include "oops/klass.inline.hpp"
+#include "oops/method.inline.hpp"
 #include "oops/oop.inline.hpp"
 #include "oops/symbol.hpp"
 #include "prims/jvm_misc.hpp"