Update dependency guzzlehttp/psr7 to v3

| datasource | package         | from   | to    |
| ---------- | --------------- | ------ | ----- |
| packagist  | guzzlehttp/psr7 | 2.13.0 | 3.0.0 |

Author: renovate[bot]

composer.json

@@ -15,7 +15,7 @@
         "ext-gd": "*",
         "azjezz/psl": "^4.2.0",
         "guzzlehttp/guzzle": "^7.10.0",
-        "guzzlehttp/psr7": "^2.8.0",
+        "guzzlehttp/psr7": "^3.0.0",
         "jasny/twig-extensions": "^1.3.1",
         "michelf/php-markdown": "^2.0",
         "monolog/monolog": "^3.9.0",