Fixes #31518 - remove unused registration_token from API
In f981d43bc2b2b3e18281ccab28074d0570db7867 we've introduced a registration_token in host API. This token is not used in final design and is causing issues during orchestration.
Related issues
Bug #31518: foreman_hooks: create hook fails to render host with "You cannot call create unless the parent is saved"
Fixes #31518 - remove unused registration_token from API
In f981d43bc2b2b3e18281ccab28074d0570db7867 we've introduced a registration_token in host API.
This token is not used in final design and is causing issues during orchestration.