Remove password from the SSL configuration #3387
Description
Introduction
As title.
password seems to be unnecessary for the SSL connection, and it may cause confusion for the users. Also, the configs should be unified for both self-signed and ca-signed modes, an example can be found in https://docs.pingcap.com/tidb/stable/enable-tls-between-clients-and-servers
Contents
Remove password from the SSL configuration
Related work
Clients need to update after this change