dependabot:(deps-dev): bump phpstan/phpstan from 2.1.0 to 2.1.1

Bumps [phpstan/phpstan](https://github.com/phpstan/phpstan) from 2.1.0 to 2.1.1.
- [Release notes](https://github.com/phpstan/phpstan/releases)
- [Changelog](https://github.com/phpstan/phpstan/blob/2.1.x/CHANGELOG.md)
- [Commits](phpstan/phpstan@2.1.0...2.1.1)

---
updated-dependencies:
- dependency-name: phpstan/phpstan
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

composer.json

@@ -45,6 +45,6 @@
         }
     },
   "require-dev": {
-    "phpstan/phpstan": "^2.0"
+    "phpstan/phpstan": "^2.1"
   }
 }