Previous tested up to upgrade.

readme.txt

 === squat-radar ===
 Tags: calendar,events
 Requires at least: 4.0
-Tested up to: 5.4
+Tested up to: 5.6
 Requires PHP: 5.4.0
-Stable tag: 2.0.6
+Stable tag: 2.0.7
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html