Cloud IAM - October 15th, 2020 [Change]

## Change If a role binding in an IAM policy refers to a deleted member (for example, `deleted:user:tamika@example.com?uid=123456789012345678901`), you can now add role bindings for a newly created member with the same name (in this case, `user:tamika@example.com`). The role bindings always apply to the newly created member. For details, see the documentation for [policies with deleted members](https://cloud.google.com/iam/docs/policies#handle-deleted-members).