composer: update ergebnis/composer-normalize requirement (#26)

Updates the requirements on [ergebnis/composer-normalize](https://github.com/ergebnis/composer-normalize) to permit the latest version.
- [Release notes](https://github.com/ergebnis/composer-normalize/releases)
- [Changelog](https://github.com/ergebnis/composer-normalize/blob/main/CHANGELOG.md)
- [Commits](ergebnis/composer-normalize@2.48.0...2.49.0)

---
updated-dependencies:
- dependency-name: ergebnis/composer-normalize
  dependency-version: 2.49.0
  dependency-type: direct:development
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

composer.json

@@ -28,7 +28,7 @@
         "phpunit/phpunit": "*",
         "phpstan/phpstan": "*",
         "friendsofphp/php-cs-fixer": "^3.93",
-        "ergebnis/composer-normalize": "^2.48",
+        "ergebnis/composer-normalize": "^2.49",
         "ergebnis/php-cs-fixer-config": "^6.59",
         "phpstan/phpstan-phpunit": "2.0.12"
     },