react-spectrum

a563c03b - add css rule to keep header visible when maxHeight is set (#3166)

add css rule to keep header visible when maxHeight is set (#3166) * add css rule to keep header visible when maxHeight is set * add css rule to keep header visible when maxHeight is set * undo change in requestAnimationFrame mock Co-authored-by: Ian Grant <igrant@adobe.com> Co-authored-by: Robert Snow <rsnow@adobe.com> Co-authored-by: Daniel Lu <dl1644@gmail.com>