Clickhouse Cloud Google SSO Auth

**Is your feature request related to a problem? Please describe.**
I would like to connect to Clickhouse Cloud using its [Google Workspace SSO](https://clickhouse.com/docs/en/cloud/security/cloud-authentication#sso-using-google-or-microsoft-social-authentication) authentication method.

**Describe the solution you'd like**
Ability to connect to Clickhouse Cloud using Google Workspace SSO.

**Describe alternatives you've considered**
Connecting with username and password.

Start with the linked ClickHouse Cloud documentation on Google Workspace SSO, then trace how this Python connector currently handles username-and-password authentication. Define the supported SSO flow and its configuration boundaries before identifying tests; done means a documented, working connection path for ClickHouse Cloud Google Workspace SSO.

Written by the indexing model from the issue text.