chore(deps): Bump axum from 0.6.18 to 0.6.19

Bumps [axum](https://github.com/tokio-rs/axum) from 0.6.18 to 0.6.19.
- [Release notes](https://github.com/tokio-rs/axum/releases)
- [Changelog](https://github.com/tokio-rs/axum/blob/main/CHANGELOG.md)
- [Commits](tokio-rs/axum@axum-v0.6.18...axum-v0.6.19)

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

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -240,7 +240,7 @@ greptimedb-client = { git = "https://github.com/GreptimeTeam/greptimedb-client-r
 arc-swap = { version = "1.6", default-features = false, optional = true }
 async-compression = { version = "0.4.1", default-features = false, features = ["tokio", "gzip", "zstd"], optional = true }
 apache-avro = { version = "0.15.0", default-features = false, optional = true }
-axum = { version = "0.6.18", default-features = false }
+axum = { version = "0.6.19", default-features = false }
 base64 = { version = "0.21.2", default-features = false, optional = true }
 bloomy  = { version = "1.2.0", default-features = false, optional = true }
 bollard = { version = "0.14.0", default-features = false, features = ["ssl", "chrono"], optional = true }