Bump async-std from 1.10.0 to 1.11.0 (#5186)

Bumps [async-std](https://github.com/async-rs/async-std) from 1.10.0 to 1.11.0.
- [Release notes](https://github.com/async-rs/async-std/releases)
- [Changelog](https://github.com/async-rs/async-std/blob/master/CHANGELOG.md)
- [Commits](https://github.com/async-rs/async-std/compare/v1.10.0...v1.11.0)

---
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>

polkadot/Cargo.lock

@@ -278,9 +278,9 @@ dependencies = [
 
 [[package]]
 name = "async-std"
-version = "1.10.0"
+version = "1.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f8056f1455169ab86dd47b47391e4ab0cbd25410a70e9fe675544f49bafaf952"
+checksum = "52580991739c5cdb36cde8b2a516371c0a3b70dda36d916cc08b82372916808c"
 dependencies = [
  "async-attributes",
  "async-channel",