Update dependency vimeo/psalm to v6

| datasource | package     | from   | to    |
| ---------- | ----------- | ------ | ----- |
| packagist  | vimeo/psalm | 5.26.1 | 6.4.0 |

Author: renovate[bot]

composer.json

@@ -31,7 +31,7 @@
         "roave/infection-static-analysis-plugin": "^1.35.0",
         "roave/security-advisories": "dev-master",
         "squizlabs/php_codesniffer": "^3.10.0",
-        "vimeo/psalm": "^5.24.0"
+        "vimeo/psalm": "^6.4.0"
     },
     "conflict": {
         "revolt/event-loop": "<0.2.5",