Update phpstan/phpstan requirement from 2.1.33 to 2.1.44

---
updated-dependencies:
- dependency-name: phpstan/phpstan
  dependency-version: 2.1.44
  dependency-type: direct:development
...

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

Author: dependabot[bot]

composer.json

@@ -24,7 +24,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^9.6.19 || ^10.5.18",
-        "phpstan/phpstan": "2.1.33",
+        "phpstan/phpstan": "2.1.44",
         "friendsofphp/php-cs-fixer": "3.92.5",
         "maglnet/composer-require-checker": "^3.0.0",
         "phpro/grumphp-shim": "^2.0.0"