Merge pull request #260 from WyriHaximus/renovate/phpunit

Update dependency wyrihaximus/test-utilities to ^6.0.6

Author: WyriHaximus

composer.json

@@ -16,7 +16,7 @@
     "react/promise": "^3.1",
     "wyrihaximus/phpstan-react": "^1",
     "wyrihaximus/react-phpunit-run-tests-in-fiber": "^2.0.0",
-    "wyrihaximus/test-utilities": "^6.0.5"
+    "wyrihaximus/test-utilities": "^6.0.6"
   },
   "require-dev": {
     "react/promise-timer": "^1.10.0"