In Jenkins parameter, I'm writing Groovy script and in that script I need to pass Jenkins logged in username NOT user. User and username, could be differentEx - User, that is displayed left to 'log out', could be - Bob Gill and username, used to login - could be - bobUser can be retrieved using `User.current()`. Please tell me how to get username.**NOTE** I don't need username in pipeline code. I need it in Groovy script of parameter.