Bump rayon from 1.2.0 to 1.3.0 (#8757)

Bumps [rayon](https://github.com/rayon-rs/rayon) from 1.2.0 to 1.3.0.
- [Release notes](https://github.com/rayon-rs/rayon/releases)
- [Changelog](https://github.com/rayon-rs/rayon/blob/master/RELEASES.md)
- [Commits](https://github.com/rayon-rs/rayon/compare/v1.2.0...rayon-core-v1.3.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

client/Cargo.toml

@@ -13,7 +13,7 @@ bincode = "1.2.1"
 bs58 = "0.3.0"
 jsonrpc-core = "14.0.5"
 log = "0.4.8"
-rayon = "1.2.0"
+rayon = "1.3.0"
 reqwest = { version = "0.10.1", default-features = false, features = ["blocking", "rustls-tls", "json"] }
 serde = "1.0.104"
 serde_derive = "1.0.103"