Bump phpstan/phpstan-deprecation-rules from 2.0.3 to 2.0.4 (#53)

Bumps [phpstan/phpstan-deprecation-rules](https://github.com/phpstan/phpstan-deprecation-rules) from 2.0.3 to 2.0.4.
- [Release notes](https://github.com/phpstan/phpstan-deprecation-rules/releases)
- [Commits](phpstan/phpstan-deprecation-rules@2.0.3...2.0.4)

---
updated-dependencies:
- dependency-name: phpstan/phpstan-deprecation-rules
  dependency-version: 2.0.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]