Add Airplane Mode + Host Network Interface Details (#204)

Adds Airplane Mode function to settings, host states, etc.
Windows implemented only for now.

Closes #203

Co-authored-by: crueter <swurl@swurl.xyz>
Co-authored-by: Aleksandr Popovich <alekpopo@pm.me>
Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/204
Co-authored-by: Maufeat <sahyno1996@gmail.com>
Co-committed-by: Maufeat <sahyno1996@gmail.com>

src/core/frontend/applets/net_connect.h

@@ -0,0 +1,22 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <functional>
+
+#include "core/frontend/applets/applet.h"
+
+namespace Core::Frontend {
+
+class NetConnectApplet : public Applet {
+public:
+    virtual ~NetConnectApplet();
+};
+
+class DefaultNetConnectApplet final : public NetConnectApplet {
+public:
+    void Close() const override;
+};
+
+} // namespace Core::Frontend