build(deps): update tokio-macros requirement in /bindings/rust/extended

Updates the requirements on [tokio-macros](https://github.com/tokio-rs/tokio) to permit the latest version.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](tokio-rs/tokio@tokio-macros-2.3.0...tokio-macros-2.5.0)

---
updated-dependencies:
- dependency-name: tokio-macros
  dependency-type: direct:production
...

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

bindings/rust/extended/s2n-tls-tokio/Cargo.toml

@@ -23,4 +23,4 @@ tokio = { version = "1", features = ["net", "time"] }
 s2n-tls = { path = "../s2n-tls", features = ["unstable-testing"] }
 rand = { version = "0.8" }
 tokio = { version = "1", features = [ "io-std", "io-util", "macros", "net", "rt-multi-thread", "test-util", "time"] }
-tokio-macros = "=2.3.0"
+tokio-macros = "=2.5.0"