message: Add BorderProps to BorderBoxProps
diff: @@ -140,7 +140,7 @@ declare module '@primer/components' {
  export const BaseStyles: React.FunctionComponent<BaseStylesProps>
  - export interface BorderBoxProps extends CommonProps, LayoutProps, BoxProps {
  + export interface BorderBoxProps extends CommonProps, LayoutProps, BorderProps, BoxProps {
  border?: string
  borderColor?: string
  borderRadius?: string | number
  