merge rpcsx-gpu and rpcsx-os

initial watchdog implementation
implement gpu -> os events
implement main gfx queue

orbis-kernel/include/orbis/thread/Process.hpp

@@ -46,6 +46,7 @@ struct NamedMemoryRange {
 struct Process final {
   KernelContext *context = nullptr;
   pid_t pid = -1;
+  int gfxRing = 0;
   std::uint64_t hostPid = -1;
   sysentvec *sysent = nullptr;
   ProcessState state = ProcessState::NEW;