Build(deps-dev): Bump ergebnis/php-cs-fixer-config from 1.1.3 to 2.0.0

Bumps [ergebnis/php-cs-fixer-config](https://github.com/ergebnis/php-cs-fixer-config) from 1.1.3 to 2.0.0.
- [Release notes](https://github.com/ergebnis/php-cs-fixer-config/releases)
- [Changelog](https://github.com/ergebnis/php-cs-fixer-config/blob/master/CHANGELOG.md)
- [Commits](ergebnis/php-cs-fixer-config@1.1.3...2.0.0)

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

composer.json

@@ -24,7 +24,7 @@
   "require-dev": {
     "ergebnis/composer-normalize": "^2.2.2",
     "ergebnis/license": "~0.1.0",
-    "ergebnis/php-cs-fixer-config": "^1.1.3",
+    "ergebnis/php-cs-fixer-config": "^2.0.0",
     "ergebnis/test-util": "~0.9.1",
     "infection/infection": "~0.13.6",
     "nette/di": "^3.0.1",