Auto formatting the connection string based on the backend changes.

Whenever there is changes made on server name, the pbix file download from power bi service with older server name should open in desktop by Automatically formatting the connection string in the backend rather then giving the below error message.
" We encountered an error while trying to connect. Details: "Power BI service live connection is invalid. Please try again. Details: We could not connect to the Analysis Services server because the connection timed out or the server name is incorrect."