build(deps): bump tokio from 1.42.0 to 1.43.0

Bumps [tokio](https://github.com/tokio-rs/tokio) from 1.42.0 to 1.43.0.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](tokio-rs/tokio@tokio-1.42.0...tokio-1.43.0)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -41,7 +41,7 @@ rand = { version = "0.8.5", default-features = false, features = ["getrandom"] }
 rand_core = { version = "0.6.4",  default-features = false }
 rlg = "0.0.5"
 sha2 = { version = "0.10.8", optional = true }
-tokio = { version = "1.42.0", optional = true }
+tokio = { version = "1.43.0", optional = true }
 wasm-bindgen = "0.2.99"
 zeroize = { version = "1.7.0", features = ["derive"] }