Authentication 4.1.1

What's Changed

• Update PHPUnit version requirement to include 13.0 by @dereuromark in #790
• Update stan by @LordSimal in #792
• small docs adjustments by @LordSimal in #793
• Add security policy by @jamisonbryant in #794
• Fix an open redirect weakness in getLoginRedirect() by @markstory in #795

Full Changelog: 4.1.0...4.1.1