chore: let's use LF all the time

app/metadatadialog.h

@@ -1,30 +1,30 @@
-// SPDX-FileCopyrightText: 2022 Gary Wang <wzc782970009@gmail.com>
-//
-// SPDX-License-Identifier: MIT
-
-#ifndef METADATADIALOG_H
-#define METADATADIALOG_H
-
-#include <QDialog>
-
-QT_BEGIN_NAMESPACE
-class QTreeView;
-QT_END_NAMESPACE
-
-class MetadataModel;
-class MetadataDialog : public QDialog
-{
-    Q_OBJECT
-public:
-    explicit MetadataDialog(QWidget * parent);
-    ~MetadataDialog() override;
-
-    void setMetadataModel(MetadataModel * model);
-
-    QSize sizeHint() const override;
-
-private:
-    QTreeView * m_treeView = nullptr;
-};
-
-#endif // METADATADIALOG_H
+// SPDX-FileCopyrightText: 2022 Gary Wang <wzc782970009@gmail.com>
+//
+// SPDX-License-Identifier: MIT
+
+#ifndef METADATADIALOG_H
+#define METADATADIALOG_H
+
+#include <QDialog>
+
+QT_BEGIN_NAMESPACE
+class QTreeView;
+QT_END_NAMESPACE
+
+class MetadataModel;
+class MetadataDialog : public QDialog
+{
+    Q_OBJECT
+public:
+    explicit MetadataDialog(QWidget * parent);
+    ~MetadataDialog() override;
+
+    void setMetadataModel(MetadataModel * model);
+
+    QSize sizeHint() const override;
+
+private:
+    QTreeView * m_treeView = nullptr;
+};
+
+#endif // METADATADIALOG_H