Bump phpstan/phpstan from 2.1.48 to 2.1.49 in /.dev-tools

---
updated-dependencies:
- dependency-name: phpstan/phpstan
  dependency-version: 2.1.49
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.dev-tools/composer.json

@@ -9,7 +9,7 @@
         "mi-schi/phpmd-extension": "^4.3",
         "phpmd/phpmd": "^2.15",
         "phpstan/extension-installer": "^1.4.3",
-        "phpstan/phpstan": "^2.1.48",
+        "phpstan/phpstan": "^2.1.49",
         "phpstan/phpstan-phpunit": "^2.0.16",
         "phpstan/phpstan-strict-rules": "^2.0.10",
         "shipmonk/composer-dependency-analyser": "^1.8.4",