chore(deps): bump rayon from 1.6.1 to 1.7.0 (#2233)

Bumps [rayon](https://github.com/rayon-rs/rayon) from 1.6.1 to 1.7.0.
- [Release notes](https://github.com/rayon-rs/rayon/releases)
- [Changelog](https://github.com/rayon-rs/rayon/blob/master/RELEASES.md)
- [Commits](rayon-rs/rayon@rayon-core-v1.6.1...rayon-core-v1.7.0)

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

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

ethers-solc/Cargo.toml

@@ -38,7 +38,7 @@ fs_extra = { version = "1.3.0", optional = true }
 sha2 = { version = "0.10.6", default-features = false, optional = true }
 dunce = "1.0.3"
 solang-parser = { default-features = false, version = "=0.2.3" }
-rayon = "1.6.0"
+rayon = "1.7.0"
 rand = { version = "0.8.5", optional = true }
 path-slash = "0.2.1"
 cfg-if = "1.0.0"