Fix clean task
Fix clean task

GitbookIO/editor-legacy,KINGSABRI/editor-legacy,gdbooks/editor-legacy,gdbooks/editor-legacy,Futuring/editor-legacy,KINGSABRI/editor-legacy,GitbookIO/editor-legacy,Futuring/editor-legacy,philschatz/gitbook-editor,zhanghuiguoanlige/editor-legacy,gdbooks/editor-legacy,philschatz/gitbook-editor,Futuring/editor-legacy,GitbookIO/editor-legacy,zhanghuiguoanlige/editor-legacy,zhanghuiguoanlige/editor-legacy,KINGSABRI/editor-legacy