chore(deps-dev): update symplify/easy-coding-standard requirement

Updates the requirements on [symplify/easy-coding-standard](https://github.com/easy-coding-standard/easy-coding-standard) to permit the latest version.
- [Release notes](https://github.com/easy-coding-standard/easy-coding-standard/releases)
- [Commits](easy-coding-standard/easy-coding-standard@12.1.0...13.0.0)

---
updated-dependencies:
- dependency-name: symplify/easy-coding-standard
  dependency-version: 13.0.0
  dependency-type: direct:development
...

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

Author: dependabot[bot]

composer.json

@@ -18,7 +18,7 @@
         "phpstan/phpstan-phpunit": "^2.0",
         "phpstan/phpstan-strict-rules": "^2.0.3",
         "phpunit/phpunit": "^10.2",
-        "symplify/easy-coding-standard": "^12.1"
+        "symplify/easy-coding-standard": "^13.0"
     },
     "autoload": {
         "psr-4": {