Update infection/infection requirement from ^0.26.4 to ^0.28.1

Updates the requirements on [infection/infection](https://github.com/infection/infection) to permit the latest version.
- [Release notes](https://github.com/infection/infection/releases)
- [Changelog](https://github.com/infection/infection/blob/master/CHANGELOG.md)
- [Commits](infection/infection@0.26.4...0.28.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

composer.json

@@ -27,7 +27,7 @@
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.6",
-        "infection/infection": "^0.26.4",
+        "infection/infection": "^0.28.1",
         "orchestra/testbench": "^8.0",
         "phpstan/phpstan": "^1.4",
         "phpunit/phpunit": "^10.0"