[Midnightbsd-cvs] [MidnightBSD/src] b139ec: fix a typo

[Lucas Holt]

  Branch: refs/heads/stable/2.0
  Home:   https://github.com/MidnightBSD/src
  Commit: b139ec9858cee80093cb98d0b7b15fa256564cd1
      https://github.com/MidnightBSD/src/commit/b139ec9858cee80093cb98d0b7b15fa256564cd1
  Author: Lucas Holt <luke at foolishgames.com>
  Date:   2020-11-21 (Sat, 21 Nov 2020)

  Changed paths:
    M etc/rc.d/firstboot

  Log Message:
  -----------
  fix a typo