feat(domains): update the api

#### domains:v1alpha2

The following keys were added:
- resources.projects.resources.locations.resources.registrations.methods.retrieveTransferParameters (Total Keys: 13)
- resources.projects.resources.locations.resources.registrations.methods.transfer (Total Keys: 12)
- schemas.RetrieveTransferParametersResponse (Total Keys: 3)
- schemas.TransferDomainRequest (Total Keys: 8)
- schemas.TransferParameters (Total Keys: 10)

Author: yoshi-automation