upgrade phpunit

Author: frederikbosch

composer.json

@@ -6,7 +6,7 @@
 		"ext-pdo": "*"
 	},
 	"require-dev" : {
-		"phpunit/phpunit" : "^9.5.26",
+		"phpunit/phpunit" : "^10",
 		"phpstan/phpstan": "^1.0",
 		"friendsofphp/php-cs-fixer": "^3.0"
 	},