BlockId removal: refactor: CallExecutor trait (#13173)

* BlockId removal: refactor: CallExecutor trait

It changes the arguments of CallExecutor methods:
-  `call`, 'contextual_call', 'runtime_version', 'prove_execution'

from: `BlockId<Block>` to: `Block::Hash`

This PR is part of BlockId::Number refactoring analysis (paritytech/substrate#11292)

* Apply suggestions from code review

Co-authored-by: Bastian Köcher <[email protected]>

* ".git/.scripts/commands/fmt/fmt.sh"

Co-authored-by: Bastian Köcher <[email protected]>
Co-authored-by: command-bot <>