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] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -20,7 +20,7 @@ thiserror = "2.0.9"
 rand_distr = "0.4.3"
 rand = "0.8"
 spl-merkle-tree-reference = { version = "0.1.0", path = "../merkle-tree-reference" }
-tokio = { version = "1.42", features = ["full"] }
+tokio = { version = "1.43", features = ["full"] }
 
 [lib]
 crate-type = ["cdylib", "lib"]