Chore(deps-dev): Bump symfony/event-dispatcher from 7.4.14 to 7.4.15

Bumps [symfony/event-dispatcher](https://github.com/symfony/event-dispatcher) from 7.4.14 to 7.4.15.
- [Release notes](https://github.com/symfony/event-dispatcher/releases)
- [Changelog](https://github.com/symfony/event-dispatcher/blob/8.2/CHANGELOG.md)
- [Commits](symfony/event-dispatcher@v7.4.14...v7.4.15)

---
updated-dependencies:
- dependency-name: symfony/event-dispatcher
  dependency-version: 7.4.15
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]