Fix license headers

src/Eden/Main/AboutDialog.qml

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls

src/Eden/Main/DepsDialog.qml

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 import QtQuick
 import QtQuick.Layouts
 import QtQuick.Controls

src/Eden/Models/DependencyModel.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #include <qnamespace.h>
 #include "DependencyModel.h"
 

src/Eden/Models/DependencyModel.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #pragma once
 
 #include <QAbstractTableModel>

src/qt_common/qt_constants.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #pragma once
 
 namespace QtCommon::Constants {