Currently, the only place where I can move move the ownership of the dashboard/datasource from my personal account to the Looker Studio Pro account is the main page of Looker Studio: https://lookerstudio.google.com/navigation/reporting or https://lookerstudio.google.com/navigation/datasources
I would like it to be more convenient to transfer the ownership, for example, from the “share” menu when the dashboard itself is open:

