[geeklog-hg] [Geeklog-Core/geeklog] 307571: Fixed a minor error with PHP 8

[Kenji ITO]

  Branch: refs/heads/master
  Home:   https://github.com/Geeklog-Core/geeklog
  Commit: 3075719811cc3f22a2022cbfb4cb47c9692aa996
      https://github.com/Geeklog-Core/geeklog/commit/3075719811cc3f22a2022cbfb4cb47c9692aa996
  Author: mystralkk <mystralkk at gmail.com>
  Date:   2022-01-15 (Sat, 15 Jan 2022)

  Changed paths:
    M public_html/lib-common.php

  Log Message:
  -----------
  Fixed a minor error with PHP 8