chore(deps-dev): update friends-of-phpspec/phpspec-code-coverage requirement

Updates the requirements on [friends-of-phpspec/phpspec-code-coverage](https://github.com/friends-of-phpspec/phpspec-code-coverage) to permit the latest version.
- [Release notes](https://github.com/friends-of-phpspec/phpspec-code-coverage/releases)
- [Changelog](https://github.com/friends-of-phpspec/phpspec-code-coverage/blob/master/CHANGELOG.md)
- [Commits](friends-of-phpspec/phpspec-code-coverage@v6.3.0...v6.4.1)

---
updated-dependencies:
- dependency-name: friends-of-phpspec/phpspec-code-coverage
  dependency-type: direct:development
...

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

Author: dependabot[bot]

composer.json

@@ -28,7 +28,7 @@
     },
     "require-dev": {
         "fakerphp/faker": "1.23.1",
-        "friends-of-phpspec/phpspec-code-coverage": "6.3.0",
+        "friends-of-phpspec/phpspec-code-coverage": "6.4.1",
         "friendsofphp/php-cs-fixer": "3.58.1",
         "pedrotroller/php-cs-custom-fixer": "2.33.0",
         "phpspec/phpspec": "7.5.0",