Bump futures-util from 0.3.29 to 0.3.30

Bumps [futures-util](https://github.com/rust-lang/futures-rs) from 0.3.29 to 0.3.30.
- [Release notes](https://github.com/rust-lang/futures-rs/releases)
- [Changelog](https://github.com/rust-lang/futures-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-lang/futures-rs/compare/0.3.29...0.3.30)

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

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

Cargo.toml

@@ -99,7 +99,7 @@ sha-1 = "0.10.1"
 sha2 = { version = "0.10.8" }
 # used for conduit's CLI and admin room command parsing
 clap = { version = "4.4.11", default-features = false, features = ["std", "derive", "help", "usage", "error-context"] }
-futures-util = { version = "0.3.29", default-features = false }
+futures-util = { version = "0.3.30", default-features = false }
 # Used for reading the configuration from conduit.toml & environment variables
 figment = { version = "0.10.12", features = ["env", "toml"] }