Core: Pass Netplay SRAM through boot process.

This removes the Netplay classes touching emulated hardware structures before emulation even starts.

Source/Core/Core/Core.cpp

@@ -511,7 +511,7 @@ static void EmuThread(std::unique_ptr<BootParameters> boot, WindowSystemInfo wsi
   AudioCommon::InitSoundStream();
   Common::ScopeGuard audio_guard{&AudioCommon::ShutdownSoundStream};
 
-  HW::Init();
+  HW::Init(NetPlay::IsNetPlayRunning() ? &(boot_session_data.GetNetplaySettings()->sram) : nullptr);
 
   Common::ScopeGuard hw_guard{[] {
     // We must set up this flag before executing HW::Shutdown()