Bump phpunit/phpunit from 12.5.14 to 13.1.0

Bumps [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) from 12.5.14 to 13.1.0.
- [Release notes](https://github.com/sebastianbergmann/phpunit/releases)
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/13.1.0/ChangeLog-13.1.md)
- [Commits](sebastianbergmann/phpunit@12.5.14...13.1.0)

---
updated-dependencies:
- dependency-name: phpunit/phpunit
  dependency-version: 13.1.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

composer.json

@@ -18,7 +18,7 @@
         "phpstan/phpstan-deprecation-rules": "^2.0",
         "phpstan/phpstan-phpunit": "^2.0",
         "phpstan/phpstan-strict-rules": "^2.0",
-        "phpunit/phpunit": "^12.5",
+        "phpunit/phpunit": "^12.5 || ^13.0",
         "respect/coding-standard": "^5.0"
     },
     "autoload": {