Update phpstan/phpstan requirement from 1.12.4 to 1.12.5

Updates the requirements on [phpstan/phpstan](https://github.com/phpstan/phpstan) to permit the latest version.
- [Release notes](https://github.com/phpstan/phpstan/releases)
- [Changelog](https://github.com/phpstan/phpstan/blob/2.0.x/CHANGELOG.md)
- [Commits](phpstan/phpstan@1.12.4...1.12.5)

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

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

composer.json

@@ -40,7 +40,7 @@
 		"ergebnis/composer-normalize": "2.43.0",
 		"friendsofphp/php-cs-fixer": "3.64.0",
 		"phpstan/extension-installer": "1.4.3",
-		"phpstan/phpstan": "1.12.4",
+		"phpstan/phpstan": "1.12.5",
 		"phpstan/phpstan-phpunit": "1.4.0",
 		"phpstan/phpstan-strict-rules": "1.6.1",
 		"phpunit/phpunit": "9.6.21",