chore(deps): update dependency phan/phan to v6

Author: renovate[bot]

src/Instrumentation/Yii/composer.json

@@ -20,7 +20,7 @@
     "require-dev": {
       "friendsofphp/php-cs-fixer": "^3",
       "open-telemetry/sdk": "^1.8",
-      "phan/phan": "^5.0",
+      "phan/phan": "^6.0",
       "php-http/mock-client": "*",
       "phpstan/phpstan": "^1.1",
       "phpstan/phpstan-phpunit": "^1.0",