Update dependency wyrihaximus/async-test-utilities to v13

Author: reactphp-parallel-renovate-runner[bot]

composer.json

@@ -25,7 +25,7 @@
   },
   "require-dev": {
     "react-parallel/pool-tests": "^5.1.0 || ^6.0.0",
-    "wyrihaximus/async-test-utilities": "^12.2.0",
+    "wyrihaximus/async-test-utilities": "^13.3.0",
     "wyrihaximus/makefiles": "^0.12.3"
   },
   "autoload": {