Update PHPUnit

Author: kylekatarnls

composer.json

@@ -7,7 +7,7 @@
         "nesbot/carbon": "^2.29 || ^3.0.1"
     },
     "require-dev": {
-        "phpunit/phpunit": "^7.5.20 || ^8.5.31 || ^9.6.27",
+        "phpunit/phpunit": "^7.5.20 || ^8.5.31 || ^9.6.27 || ^10.5.55",
         "phpstan/phpstan": "1.* || 2.*",
         "phpstan/extension-installer": "*"
     },