HUE-2936 [jb] Disable delegation token for YARN kill button for now
Yarn still requires:
hadoop.http.authentication.type must be kerberos (aka "Enable Kerberos Authentication for HTTP Web-Consoles")
If not we are getting:
There was a problem communicating with the server: Delegation token operations can only be carried out on a Kerberos authenticated channel. Expected auth type is kerberos, got type null (error 403)
And this defeats the whole purpose of using the tokens as it works without them and just doing the above currently