ams: centralize system thread definitions

libraries/libstratosphere/include/stratosphere.hpp

@@ -19,6 +19,9 @@
 /* libvapours (pulls in util, svc, results). */
 #include <vapours.hpp>
 
+/* Libstratosphere definitions. */
+#include <stratosphere/ams/impl/ams_system_thread_definitions.hpp>
+
 /* Libstratosphere-only utility. */
 #include <stratosphere/util.hpp>