chore(deps): bump polkadot-sdk from 0c70641 to 22b70a5 (#1222)

Bumps [polkadot-sdk](https://github.com/paritytech/polkadot-sdk) from `0c70641` to `22b70a5`.
- [Release notes](https://github.com/paritytech/polkadot-sdk/releases)
- [Commits](paritytech/polkadot-sdk@0c70641...22b70a5)

---
updated-dependencies:
- dependency-name: polkadot-sdk
  dependency-version: 22b70a54f9353c7d5f5aa0e5bf7e212b940e9ee8
  dependency-type: direct:production
...

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

Author: dependabot[bot]