[geeklog-hg] [Geeklog-Core/geeklog] 6ab820: Fix for IndexNow Config Options

[Tom]

  Branch: refs/heads/master
  Home:   https://github.com/Geeklog-Core/geeklog
  Commit: 6ab820d781adb905c83003cef344e0c8de4cc6ef
      https://github.com/Geeklog-Core/geeklog/commit/6ab820d781adb905c83003cef344e0c8de4cc6ef
  Author: eSilverStrike <eSilverStrike at users.noreply.github.com>
  Date:   2022-06-22 (Wed, 22 Jun 2022)

  Changed paths:
    M plugins/xmlsitemap/configuration_validation.php
    M public_html/docs/english/xmlsitemap.html
    M public_html/docs/japanese/xmlsitemap.html
    M system/classes/validator.class.php

  Log Message:
  -----------
  Fix for IndexNow Config Options

Added urlOrEmpty validator class for xmlsitemap use. Fixed docs for configuration
For issue #1105