Bump guzzlehttp/guzzle from 7.9.2 to 7.9.3 in the php-dependencies group (#291)

Bumps the php-dependencies group with 1 update: [guzzlehttp/guzzle](https://github.com/guzzle/guzzle).


Updates `guzzlehttp/guzzle` from 7.9.2 to 7.9.3
- [Release notes](https://github.com/guzzle/guzzle/releases)
- [Changelog](https://github.com/guzzle/guzzle/blob/7.9/CHANGELOG.md)
- [Commits](guzzle/guzzle@7.9.2...7.9.3)

---
updated-dependencies:
- dependency-name: guzzlehttp/guzzle
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: php-dependencies
...

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Author: dependabot[bot]