[18.0-fr2] Remove bshephar

[openshift-cherrypick-robot]

This is an automated cherry-pick of #1464

/assign slagle

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: openshift-cherrypick-robot, slagle

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[openshift-ci]

@openshift-cherrypick-robot: 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/openstack-operator-build-deploy-kuttl	05e6cab	link	unknown	/test openstack-operator-build-deploy-kuttl

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