Merge pull request #780 from reliforp/renovate/amphp-parallel-2.x

fix(deps): update dependency amphp/parallel to v2.3.4

Author: sj-i

composer.json

@@ -24,7 +24,7 @@
     "ext-pcntl": "*",
     "symfony/console": "^8.0",
     "php-di/php-di": "7.1.1",
-    "amphp/parallel": "2.3.3",
+    "amphp/parallel": "2.3.4",
     "amphp/amp": "3.1.1",
     "hassankhan/config": "3.2.0",
     "sj-i/php-cast": "1.0.0",