Bug: Validator doesn't recognize aspect-ratio property

[tmb-github]

See MDN article on aspect-ratio property

/*
It's unaware of the aspect-ratio property:
https://developer.mozilla.org/en-US/docs/Web/CSS/aspect-ratio
*/
@supports (aspect-ratio: 1 / 1) {
    .aspect-ratio-1-1 {
        aspect-ratio: 1 / 1
    }
}
@supports not (aspect-ratio: 1 / 1) {
    .aspect-ratio-1-1 {
        display: block;
    }
}

[MichaIng]

Duplicates #287. But good to have it given a bump 🙂.

[ylafon]

Fixed by #308