Update phpunit/phpunit requirement from ^9.5|^10.0 to ^11.3.6

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

composer.json

@@ -23,7 +23,7 @@
     },
     "require-dev": {
         "orchestra/testbench": "^8.0|^9.0",
-        "phpunit/phpunit": "^9.5|^10.0"
+        "phpunit/phpunit": "^11.3.6"
     },
     "autoload": {
         "psr-4": {