Fix compilation

src/input_common/udp/udp.cpp

@@ -4,7 +4,6 @@
 
 #include <mutex>
 #include <tuple>
-
 #include "common/param_package.h"
 #include "core/frontend/input.h"
 #include "core/settings.h"

src/input_common/udp/udp.h

@@ -5,11 +5,10 @@
 #pragma once
 
 #include <memory>
+#include "input_common/udp/client.h"
 
 namespace InputCommon::CemuhookUDP {
 
-class Client;
-
 class State {
 public:
     State();