Update phpunit/phpunit requirement from ^9.5|^10.0 to ^9.5|^10.0|^11.0

---
updated-dependencies:
- dependency-name: phpunit/phpunit
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.json

@@ -48,7 +48,7 @@
         "guzzlehttp/guzzle": "^7.4",
         "nunomaduro/larastan": "^1.0|^2.0",
         "orchestra/testbench": "^7.0|^8.0|^9.0",
-        "phpunit/phpunit": "^9.5|^10.0",
+        "phpunit/phpunit": "^9.5|^10.0|^11.0",
         "vlucas/phpdotenv": "^5.4"
     }
 }