`Warning: Unknown prop `referrerPolicy` on <a> tag.`

`referrerPolicy` is defined by the WHATWG HTML for e.g. `a` elements (https://html.spec.whatwg.org/multipage/semantics.html#the-a-element). Also see https://w3c.github.io/webappsec-referrer-policy/

accept: 0,
    acceptCharset: 0,
    accessKey: 0,
    action: 0,
    allowFullScreen: HAS_BOOLEAN_VALUE,
    allowTransparency: 0,
    alt: 0,
    async: HAS_BOOLEAN_VALUE,
    autoComplete: 0,
    
    
    autoPlay: HAS_BOOLEAN_VALUE,
    capture: HAS_BOOLEAN_VALUE,
    cellPadding: 0,
    cellSpacing: 0,
    charSet: 0,
    challenge: 0,
    checked: MUST_USE_PROPERTY | HAS_BOOLEAN_VALUE,
    cite: 0,
    classID: 0,
    className: 0,
    cols: HAS_POSITIVE_NUMERIC_VALUE,
    colSpan: 0,
    content: 0,
    contentEditable: 0,
    contextMenu: 0,
    controls: HAS_BOOLEAN_VALUE,
    coords: 0,
    crossOrigin: 0,
    data: 0,