Bump salvo from 0.72.2 to 0.72.4 (#390)

Bumps [salvo](https://github.com/salvo-rs/salvo) from 0.72.2 to 0.72.4.
- [Release notes](https://github.com/salvo-rs/salvo/releases)
- [Commits](salvo-rs/salvo@v0.72.2...v0.72.4)

---
updated-dependencies:
- dependency-name: salvo
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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