USHIFT-1284: make test login to microshift host more reliable

[dhellmann]

Use 'Get Varible Value' to see if an ssh key has been provided instead
of looking for the name in all of the variables ourselves.

[openshift-ci-robot]

@dhellmann: This pull request references USHIFT-1284 which is a valid jira issue.

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In response to this:

Use 'Get Varible Value' to see if an ssh key has been provided instead
of looking for the name in all of the variables ourselves.

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[dhellmann]

/assign @pacevedom

[dhellmann]

/hold

The e2e tests are not running on this PR because only test code is being changed. See openshift/release#39797

[pacevedom]

/retest

[dhellmann]

/hold cancel

[ggiguash]

/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: dhellmann, ggiguash

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• OWNERS [dhellmann,ggiguash]

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[openshift-ci]

@dhellmann: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/microshift-e2e-arm	47e007a	link	false	/test microshift-e2e-arm

Full PR test history. Your PR dashboard.

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