chore(deps): update dependency infection/infection to ^0.29 (#40)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

composer.json

@@ -24,7 +24,7 @@
     "require-dev": {
         "drupol/php-conventions": "^2.0.3",
         "friends-of-phpspec/phpspec-code-coverage": "^6",
-        "infection/infection": "^0.20",
+        "infection/infection": "^0.29",
         "infection/phpspec-adapter": "^0.1.1",
         "loophp/phpspec-time": "^1.1",
         "phpspec/phpspec": "^7",