Support for phpunit 10 on earlier php versions

Author: Phil Bennett

composer.json

@@ -27,7 +27,7 @@
         "nette/php-generator": "^4.1",
         "nikic/php-parser": "^5.0",
         "phpstan/phpstan": "^1.10.61",
-        "phpunit/phpunit": "^11.5.15",
+        "phpunit/phpunit": "^10.5.45|^11.5.15",
         "roave/security-advisories": "dev-latest",
         "scrutinizer/ocular": "^1.9",
         "squizlabs/php_codesniffer": "^3.9"