Bump async-std from 1.9.0 to 1.10.0 (use-ink#337)

Bumps [async-std](https://github.com/async-rs/async-std) from 1.9.0 to 1.10.0.
- [Release notes](https://github.com/async-rs/async-std/releases)
- [Changelog](https://github.com/async-rs/async-std/blob/master/CHANGELOG.md)
- [Commits](async-rs/async-std@v1.9.0...v1.10.0)

---
updated-dependencies:
- dependency-name: async-std
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

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

Cargo.toml

@@ -43,7 +43,7 @@ impl-serde = "0.3.1"
 regex = "1.4"
 
 # dependencies for optional extrinsics feature
-async-std = { version = "1.9.0", optional = true }
+async-std = { version = "1.10.0", optional = true }
 sp-core = { version = "2.0.1", optional = true }
 subxt = { version = "0.14.0", package = "substrate-subxt", optional = true }
 futures = { version = "0.3.16", optional = true }