Bump async-trait from 0.1.80 to 0.1.81 (#376)

Bumps [async-trait](https://github.com/dtolnay/async-trait) from 0.1.80 to 0.1.81.
- [Release notes](https://github.com/dtolnay/async-trait/releases)
- [Commits](dtolnay/async-trait@0.1.80...0.1.81)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

rust/libraries/acars_connection_manager/Cargo.toml

@@ -13,7 +13,7 @@ tokio = { version = "1.38.0", features = ["full", "tracing"] }
 tokio-util = { version = "0.7.11", features = ["full"] }
 tokio-stream = "0.1.15"
 futures = "0.3.30"
-async-trait = "0.1.80"
+async-trait = "0.1.81"
 zmq = "0.10.0"
 tmq = "0.4.0"
 #acars_vdlm2_parser = { git = "https://github.com/jcdeimos/acars_vdlm2_parser", version = "0.2.1" }