build(deps): bump tokio from 1.37.0 to 1.38.0 (#1446)

Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.37.0 to 1.38.0.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](tokio-rs/tokio@tokio-1.37.0...tokio-1.38.0)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -78,7 +78,7 @@ serde_json = "1.0"
 similar-asserts = "1.5.0"
 sqlx = { version = "0.7.4", default-features = false, features = ["macros"] }
 thiserror = "1.0"
-tokio = "1.37.0"
+tokio = "1.38.0"
 
 # Substrate Client
 sc-basic-authorship = { git = "https://github.com/paritytech/polkadot-sdk", branch = "release-polkadot-v1.12.0" }