Update infection/infection requirement (#39)

---
updated-dependencies:
- dependency-name: infection/infection
  dependency-type: direct:development
...

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

composer.json

@@ -32,7 +32,7 @@
         "symfony/http-kernel": "^5.3|^6.0|^7.0"
     },
     "require-dev": {
-        "infection/infection": "^0.27|^0.28",
+        "infection/infection": "^0.27|^0.28|^0.29",
         "php-parallel-lint/php-parallel-lint": "^1.3",
         "phpstan/extension-installer": "^1.1",
         "phpstan/phpstan": "^1.0",