Add host isolation mounts to ovnkube-node

[jcaamano]

No description provided.

[jcaamano]

/retest

[openshift-ci]

@jcaamano: The following tests 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/4.18-upgrade-from-stable-4.17-e2e-azure-ovn-upgrade	69a1624	link	false	/test 4.18-upgrade-from-stable-4.17-e2e-azure-ovn-upgrade
ci/prow/okd-scos-e2e-aws-ovn	69a1624	link	false	/test okd-scos-e2e-aws-ovn
ci/prow/e2e-aws-hypershift-ovn-kubevirt	69a1624	link	false	/test e2e-aws-hypershift-ovn-kubevirt
ci/prow/e2e-vsphere-ovn-dualstack-primaryv6	69a1624	link	false	/test e2e-vsphere-ovn-dualstack-primaryv6
ci/prow/security	69a1624	link	false	/test security

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[npinaeva]

/lgtm
tested with dev-scripts and ovn-kubernetes/ovn-kubernetes#4930

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jcaamano, npinaeva

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