add alert to commatrix nighlies jobs

[aabughosh]

add alert to commatrix nighlies jobs
on case of failure

[openshift-ci-robot]

[REHEARSALNOTIFIER]
@aabughosh: no rehearsable tests are affected by this change

Note: If this PR includes changes to step registry files (ci-operator/step-registry/) and you expected jobs to be found, try rebasing your PR onto the base branch. This helps pj-rehearse accurately detect changes when the base branch has moved forward.

[deepsm007]

/pj-rehearse periodic-ci-openshift-release-main-nightly-4.20-aws-ovn-network-flow-matrix

[openshift-ci-robot]

@deepsm007: now processing your pj-rehearse request. Please allow up to 10 minutes for jobs to trigger or cancel.

[openshift-ci-robot]

@deepsm007: job(s): periodic-ci-openshift-release-main-nightly-4.20-aws-ovn-network-flow-matrix either don't exist or were not found to be affected, and cannot be rehearsed

[deepsm007]

/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: aabughosh, deepsm007

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• ci-operator/config/openshift/release/OWNERS [deepsm007]
• ci-operator/jobs/openshift/release/OWNERS [deepsm007]

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