system-uicons/src/images/icons/chevron_up_double.svg

<svg height="21" viewBox="0 0 21 21" width="21" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd" stroke="#2a2e3b" stroke-linecap="round" stroke-linejoin="round" transform="translate(6 6)"><path d="m.5 8.5 4-4 4 4"/><path d="m.5 4.5 4-4 4 4"/></g></svg>