Companion for #11981 (#1563)

* Companion for #11981

* rename

* Event to RuntimeEvent in imports

* missed rename

* undo

* revert

* rename type Call & Event

* commit

* ...

* fix

* fix errors

* fixes

* fmt

* fix imports

* final fix?

* fmt

* fix?

* fixes after merge

* small fix

* cargo update -p polkadot-runtime-common

* cargo +nightly fmt

* update lockfile for {"polkadot", "substrate"}

* fix

Co-authored-by: Shawn Tabrizi <[email protected]>
Co-authored-by: parity-processbot <>