Add ssh support for SuSE prompt
Add ssh support for SuSE prompt

OpTestHost fails to get an ssh connection owing to expect tags
which does not match SuSE prompt.

ConsoleSettings: Setting the prompt or logging in for the console was not successful, check credentials and review the following for more details
Expect Before Buffer="command-line line 0: Unsupported option "afstokenpassing"
Last login: Mon Apr 29 01:25:15 2019 from 9.124.35.213
linux-he6x:~ #
linux-he6x:~ # "
Expect After Buffer="<class 'pexpect.exceptions.EOF'>"
Message="Getting login and sudo not successful, probably connection issue, retry"

This patches fixes the above issue by adding a unique prompt
specific to handle SuSE prompt.

Signed-off-by: Harish <067593f58491c1a57a54a0dcd26f34c5890837f5@linux.vnet.ibm.com>

open-power/op-test-framework,open-power/op-test-framework,open-power/op-test-framework