message: add description how to pass the repository path. So it is possible to use a custom command, but opening the file browser with the repository path open
diff: @@ -269,7 +269,10 @@ public:
  layout->addRow(tr("Backup files:"), backup);
  QLineEdit *mFileManagerCommand = new QLineEdit(this);
  - layout->addRow(tr("File manager command:"), mFileManagerCommand);
  + QHBoxLayout* fileManagerLayout = new QHBoxLayout();
  + fileManagerLayout->addWidget(mFileManagerCommand);
  + fileManagerLayout->addWidget(new QLabel("\"%1\" = Repo Path", this));
  + layout->addRow(tr("File manager command:"), fileManagerLayout);
  connect(mFileManagerCommand, &QLineEdit::textChanged, [](const QString &text) {
  Settings::instance()->setValue("filemanager/command", text);
  