Bump tokio from 1.37.0 to 1.38.0 (#118)

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

Cargo.toml

@@ -25,7 +25,7 @@ git2 = "0.18.3"
 hubcaps = { git = "https://github.com/softprops/hubcaps", branch = "master" }
 serde = { version = "1.0.171", features = ["derive"] }
 serde_yaml = "0.9.27"
-tokio = { version = "1.37.0", features = ["macros", "rt-multi-thread"] }
+tokio = { version = "1.38.0", features = ["macros", "rt-multi-thread"] }
 tracing = "0.1.40"
 tracing-subscriber = "0.3.18"