Update phpunit/phpunit requirement from ^9.5 to ^9.5 || ^10.0

Updates the requirements on [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) to permit the latest version.
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/10.3.5/ChangeLog-10.3.md)
- [Commits](sebastianbergmann/phpunit@9.5.0...10.3.5)

---
updated-dependencies:
- dependency-name: phpunit/phpunit
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.json

@@ -16,7 +16,7 @@
         "phpstan/phpstan": "1.10.33",
         "phpstan/phpstan-phpunit": "^1.0.0",
         "phpstan/phpstan-strict-rules": "^1.0.0",
-        "phpunit/phpunit": "^9.5"
+        "phpunit/phpunit": "^9.5 || ^10.0"
     },
     "autoload": {
         "psr-4": {