Added missing `choices` to SiteModel.vs30_type
Added missing `choices` to SiteModel.vs30_type


Former-commit-id: d4995ff6715369ac47ba8c16499fb3a0888130fe [formerly d4995ff6715369ac47ba8c16499fb3a0888130fe [formerly d6e7322f156b165ab0be5b62353d7c665680dca1]]
Former-commit-id: 75ef4ddf83ec24b45f5d0745730261175b3d2746
Former-commit-id: e02f5842b4df038c2652ec87dc6dcf6677321439
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine