Give frontend access to the hle service interfaces

src/core/hle/kernel/client_port.h

@@ -7,11 +7,11 @@
 #include <string>
 #include "common/common_types.h"
 #include "core/hle/kernel/object.h"
+#include "core/hle/kernel/server_port.h"
 #include "core/hle/result.h"
 
 namespace Kernel {
 
-class ServerPort;
 class ClientSession;
 
 class ClientPort final : public Object {
@@ -29,6 +29,10 @@ public:
         return HANDLE_TYPE;
     }
 
+    SharedPtr<ServerPort> GetServerPort() const {
+        return server_port;
+    }
+
     /**
      * Creates a new Session pair, adds the created ServerSession to the associated ServerPort's
      * list of pending sessions, and signals the ServerPort, causing any threads