DolphinQt: update FreeLook to use relative input

Source/Core/DolphinQt/HotkeyScheduler.cpp

@@ -141,6 +141,10 @@ void HotkeyScheduler::Run()
   {
     Common::SleepCurrentThread(1000 / 60);
 
+    g_controller_interface.SetCurrentInputChannel(ciface::InputChannel::FreeLook);
+    g_controller_interface.UpdateInput();
+    FreeLook::UpdateInput();
+
     g_controller_interface.SetCurrentInputChannel(ciface::InputChannel::Host);
     g_controller_interface.UpdateInput();
 
@@ -546,8 +550,6 @@ void HotkeyScheduler::Run()
       OSD::AddMessage(StringFromFormat("Free Look: %s", new_value ? "Enabled" : "Disabled"));
     }
 
-    FreeLook::UpdateInput();
-
     // Savestates
     for (u32 i = 0; i < State::NUM_STATES; i++)
     {

Source/Core/DolphinQt/HotkeyScheduler.h

@@ -8,6 +8,7 @@
 
 #include <QObject>
 
+#include "Common/CommonTypes.h"
 #include "Common/Flag.h"
 #include "InputCommon/InputProfile.h"