Running conjur init without certification should failure the init

[Conjur-oss]

##Bug description
Steps to reproduce:

1. Run conjur -d init -u https://<conjur_dns> -a cucumber

Current Results:

File /Users/Elad.Kugman/.conjurrc exists. Overwrite? yes/no (Default: yes): yes
Configuration written to /Users/Elad.Kugman/.conjurrc

Successfully initialized the Conjur CLI
To start using the Conjur CLI, log in to the Conjur server by running conjur login

Expected Results:

Should failed since i dont have certificate and login will fail as well

Error Messages:

##Found in version
7.1.0

##Workaround Complexity
There's an easy workaround

##Workaround Description
Add the relevant certificate

##Affects Version/s

##Link to JIRA bug
ONYX-15235