Strongly recommended for the best service experience. If [upd
ate_mask][google.cloud.talent.v4beta1.UpdateCompanyRequest.up
date_mask] is provided, only the specified fields in [company
][google.cloud.talent.v4beta1.UpdateCompanyRequest.company]
are updated. Otherwise all the fields are updated. A field
mask to specify the company fields to be updated. Only top
level fields of Company
are supported.