Update phpunit/phpunit requirement from ^10.1 to ^11.2

Updates the requirements on [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) to permit the latest version.
- [Release notes](https://github.com/sebastianbergmann/phpunit/releases)
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/11.2.6/ChangeLog-11.2.md)
- [Commits](sebastianbergmann/phpunit@10.1.0...11.2.6)

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

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

composer.json

@@ -29,7 +29,7 @@
     "php": ">=8.0.2"
   },
   "require-dev": {
-    "phpunit/phpunit": "^10.1",
+    "phpunit/phpunit": "^11.2",
     "brainmaestro/composer-git-hooks": "^3.0",
     "friendsofphp/php-cs-fixer": "^3.2",
     "nunomaduro/termwind": "^1.13",