upgrade constant

String const upgrade

Implementation

static const String upgrade =
    '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" preserveAspectRatio="xMidYMid meet" viewBox="0 0 24 24"><path fill="currentColor" d="M7 20v-2h10v2Zm4-4V7.825L8.4 10.4 7 9l5-5 5 5-1.4 1.4L13 7.825V16Z"/></svg>';