[geeklog-hg] [Geeklog-Core/geeklog] e4bbbc: Fixed PHP 8.1 warning

[Kenji ITO]

  Branch: refs/heads/master
  Home:   https://github.com/Geeklog-Core/geeklog
  Commit: e4bbbcc0f225786b6ae264b009ab8b8d09910783
      https://github.com/Geeklog-Core/geeklog/commit/e4bbbcc0f225786b6ae264b009ab8b8d09910783
  Author: mystralkk <mystralkk at gmail.com>
  Date:   2022-03-08 (Tue, 08 Mar 2022)

  Changed paths:
    M system/classes/template.class.php

  Log Message:
  -----------
  Fixed PHP 8.1 warning