Bump zircote/swagger-php in the dev-dependencies group

Bumps the dev-dependencies group with 1 update: [zircote/swagger-php](https://github.com/zircote/swagger-php).


Updates `zircote/swagger-php` from 5.1.3 to 5.1.4
- [Release notes](https://github.com/zircote/swagger-php/releases)
- [Commits](zircote/swagger-php@5.1.3...5.1.4)

---
updated-dependencies:
- dependency-name: zircote/swagger-php
  dependency-version: 5.1.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
...

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Author: dependabot[bot]