* Make `CandidateHash` a real type
This pr adds a new type `CandidateHash` that is used instead of the
opaque `Hash` type. This helps to ensure on the type system level that
we are passing the correct types.
This pr also fixes wrong usage of `relay_parent` as `candidate_hash`
when communicating with the av storage.
* Update core-primitives/src/lib.rs
Co-authored-by: Peter Goodspeed-Niklaus <coriolinus@users.noreply.github.com>
* Wrap the lines
Co-authored-by: Peter Goodspeed-Niklaus <coriolinus@users.noreply.github.com>