chore(deps-dev): update boundwize/structarmed requirement

Updates the requirements on [boundwize/structarmed](https://github.com/boundwize/structarmed) to permit the latest version.
- [Release notes](https://github.com/boundwize/structarmed/releases)
- [Commits](boundwize/structarmed@0.15.5...0.15.6)

---
updated-dependencies:
- dependency-name: boundwize/structarmed
  dependency-version: 0.15.6
  dependency-type: direct:development
...

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

Author: dependabot[bot]

composer.json

@@ -30,7 +30,7 @@
     },
     "require-dev": {
         "boundwize/pyrameter": "^0.5",
-        "boundwize/structarmed": "0.15.5",
+        "boundwize/structarmed": "0.15.6",
         "codeigniter/phpstan-codeigniter": "^2.0",
         "codeigniter4/devkit": "^1.3",
         "codeigniter4/framework": ">=4.3.5 <4.5.0 || ^4.5.1",