Site Health: Bump the recommended version of MariaDB to 10.6.

Version `10.5` of MariaDB will reach end of life on 24 June 2025.

MariaDB 10.6 is the next oldest LTS version still receiving support upstream and is now the recommended minimum version.

Props vipulgupta003.
See #63587.

git-svn-id: https://develop.svn.wordpress.org/trunk@60319 602fd350-edb4-49c9-b593-d223f7449a82

Author: desrosj

src/readme.html

@@ -59,7 +59,7 @@ <h2>System Requirements</h2>
 <h3>Recommendations</h3>
 <ul>
 	<li><a href="https://www.php.net/">PHP</a> version <strong>7.4</strong> or greater.</li>
-	<li><a href="https://www.mysql.com/">MySQL</a> version <strong>8.0</strong> or greater OR <a href="https://mariadb.org/">MariaDB</a> version <strong>10.5</strong> or greater.</li>
+	<li><a href="https://www.mysql.com/">MySQL</a> version <strong>8.0</strong> or greater OR <a href="https://mariadb.org/">MariaDB</a> version <strong>10.6</strong> or greater.</li>
 	<li>The <a href="https://httpd.apache.org/docs/2.2/mod/mod_rewrite.html">mod_rewrite</a> Apache module.</li>
 	<li><a href="https://wordpress.org/news/2016/12/moving-toward-ssl/">HTTPS</a> support.</li>
 	<li>A link to <a href="https://wordpress.org/">wordpress.org</a> on your site.</li>

src/wp-admin/includes/class-wp-site-health.php

@@ -18,7 +18,7 @@ class WP_Site_Health {
 	private $mysql_server_version        = '';
 	private $mysql_required_version      = '5.5';
 	private $mysql_recommended_version   = '8.0';
-	private $mariadb_recommended_version = '10.5';
+	private $mariadb_recommended_version = '10.6';
 
 	public $php_memory_limit;