Mount pluto socket file path into ovnkube-node pod

[pperiyasamy]

In order to collect ipsec tunnel metrics we need access to pluto daemon socket for running ipsec showstates command. So this PR mounts /var/run/pluto host directory into ovnkube-controller container.

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: pperiyasamy
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[openshift-ci]

@pperiyasamy: 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/e2e-aws-hypershift-ovn-kubevirt	964353f	link	false	/test e2e-aws-hypershift-ovn-kubevirt
ci/prow/e2e-aws-ovn-serial	964353f	link	false	/test e2e-aws-ovn-serial
ci/prow/e2e-metal-ipi-ovn-ipv6	964353f	link	true	/test e2e-metal-ipi-ovn-ipv6
ci/prow/security	964353f	link	false	/test security
ci/prow/4.20-upgrade-from-stable-4.19-e2e-gcp-ovn-upgrade	964353f	link	false	/test 4.20-upgrade-from-stable-4.19-e2e-gcp-ovn-upgrade
ci/prow/e2e-vsphere-ovn-dualstack	964353f	link	false	/test e2e-vsphere-ovn-dualstack
ci/prow/4.20-upgrade-from-stable-4.19-e2e-azure-ovn-upgrade	964353f	link	false	/test 4.20-upgrade-from-stable-4.19-e2e-azure-ovn-upgrade
ci/prow/e2e-metal-ipi-ovn-ipv6-ipsec	964353f	link	true	/test e2e-metal-ipi-ovn-ipv6-ipsec
ci/prow/4.20-upgrade-from-stable-4.19-e2e-aws-ovn-upgrade	964353f	link	false	/test 4.20-upgrade-from-stable-4.19-e2e-aws-ovn-upgrade
ci/prow/e2e-azure-ovn-upgrade	964353f	link	true	/test e2e-azure-ovn-upgrade
ci/prow/e2e-vsphere-ovn-dualstack-primaryv6	964353f	link	false	/test e2e-vsphere-ovn-dualstack-primaryv6
ci/prow/e2e-aws-ovn-upgrade-ipsec	964353f	link	true	/test e2e-aws-ovn-upgrade-ipsec

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