build(deps): bump alloy from 1.7.3 to 1.8.3

Bumps [alloy](https://github.com/alloy-rs/alloy) from 1.7.3 to 1.8.3.
- [Release notes](https://github.com/alloy-rs/alloy/releases)
- [Changelog](https://github.com/alloy-rs/alloy/blob/main/CHANGELOG.md)
- [Commits](alloy-rs/alloy@v1.7.3...v1.8.3)

---
updated-dependencies:
- dependency-name: alloy
  dependency-version: 1.8.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]