Storage Transfer Service has added support for Shared Keys as an authentication method when transferring from Microsoft Azure Storage

## Feature Storage Transfer Service has added support for Shared Keys as an authentication method when transferring from Microsoft Azure Storage. To use an Azure Shared Key, you must store the key value in Secret Manager. See [Save your Microsoft credentials in Secret Manager](https://cloud.google.com/storage-transfer/docs/source-microsoft-azure#secret%5Fmanager) for details.