[geeklog-hg] [Geeklog-Core/geeklog] 07196c: Fix for PHP 7.4+ support

[Tom]

  Branch: refs/heads/master
  Home:   https://github.com/Geeklog-Core/geeklog
  Commit: 07196cf37855265d9bf7c08e9f0311b5ad31ee46
      https://github.com/Geeklog-Core/geeklog/commit/07196cf37855265d9bf7c08e9f0311b5ad31ee46
  Author: eSilverStrike <eSilverStrike at users.noreply.github.com>
  Date:   2022-01-14 (Fri, 14 Jan 2022)

  Changed paths:
    M system/lib-trackback.php

  Log Message:
  -----------
  Fix for PHP 7.4+ support