Linker::link() and Linker::linkKnown() functions are deprecated as of MediaWiki 1.28, and the new LinkRenderer is preferred instead.
https://doc.wikimedia.org/mediawiki-core/master/php/classLinker.html
./Scribunto/includes/engines/LuaSandbox/LuaSandboxEngine.php: $location = '<' . Linker::link( $title ) . ":{$m[3]}>";