Sync with Substrate 2022-05-20 (#91)

* Bump commit hash

* Bump versions

* Synchronize with Substrate `/bin/node/runtime/src/lib.rs`

* Update runtime/src/lib.rs

Co-authored-by: Alexander Theißen <[email protected]>

* Increase allowed contract sizes back to the ones from `master`

* Sync with latest Substrate `master`

* Improve comment

Co-authored-by: Alexander Theißen <[email protected]>

Author: cmichi