message: Remove Portal component
diff: @@ -4,7 +4,6 @@ import { usePopper } from 'react-popper'
  import { useClickOutside } from '../../hooks/useClickOutside'
  import { Theme, useStyles } from '../../styles'
  import { randomStr } from '../../util/string'
  -import { Portal } from '../Portal'
  import { DropdownMenu, DropdownMenuProps } from './DropdownMenu'
  export interface DropdownProps extends DropdownMenuProps {
  @@ -132,7 +131,6 @@ export function Dropdown(props: DropdownProps) {
  return (
  open && (
  - <Portal>
  <DropdownMenu
  id={dropdownIdRef.current}
  innerRef={setMenuRef}
  @@ -144,7 +142,6 @@ export function Dropdown(props: DropdownProps) {
  >
  {children}
  </DropdownMenu>
  - </Portal>
  )
  )
  }
  