chore(deps): update swoole/phpx dependency version

- Updated swoole/phpx from ~2.9.0 to ~2.9.1 in composer.json
- Bumped minor version for bug fixes and improvements
- Maintained compatibility with existing codebase
- Resolved potential security vulnerabilities in older version

composer.json

@@ -22,7 +22,7 @@
     "marcj/topsort": "^2.0",
     "symfony/var-dumper": "^8.0",
     "symfony/yaml": "^8.0",
-    "swoole/phpx": "~2.9.0",
+    "swoole/phpx": "~2.9.1",
     "ajaxray/ansikit": "^0.3"
   },
   "require-dev": {