[Midnightbsd-cvs] [MidnightBSD/src] 6a602e: revise message on zpool upgrade scenario

[Lucas Holt]

  Branch: refs/heads/master
  Home:   https://github.com/MidnightBSD/src
  Commit: 6a602e762962e28de2e3d56c71fadafa15d6c452
      https://github.com/MidnightBSD/src/commit/6a602e762962e28de2e3d56c71fadafa15d6c452
  Author: Lucas Holt <luke at foolishgames.com>
  Date:   2024-01-17 (Wed, 17 Jan 2024)

  Changed paths:
    M cddl/contrib/opensolaris/lib/libzfs/common/libzfs_pool.c

  Log Message:
  -----------
  revise message on zpool upgrade scenario