Bump async-trait from 0.1.68 to 0.1.70 (#2823)

Bumps [async-trait](https://github.com/dtolnay/async-trait) from 0.1.68 to 0.1.70.
- [Release notes](https://github.com/dtolnay/async-trait/releases)
- [Commits](https://github.com/dtolnay/async-trait/compare/0.1.68...0.1.70)

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

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

cumulus/Cargo.lock

@@ -762,9 +762,9 @@ dependencies = [
 
 [[package]]
 name = "async-trait"
-version = "0.1.68"
+version = "0.1.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9ccdd8f2a161be9bd5c023df56f1b2a0bd1d83872ae53b71a84a12c9bf6e842"
+checksum = "79fa67157abdfd688a259b6648808757db9347af834624f27ec646da976aee5d"
 dependencies = [
  "proc-macro2",
  "quote",