OCPBUGS-72581: only run Netpol two at a time

[jluhrsen]

we know [0][1] "[sig-network] Netpol" tests from k8s are heavy and they can have negative side effects. Reducing them to only run two at a time to alleviate the side effects.

[0] https://issues.redhat.com/browse/OCPBUGS-57665
[1] https://github.com/openshift/origin/pull/26775/changes#diff-998be43366fe821c61ca242aa34949870c9c6df2572cc060000e4cd990a72bebL58-L62

[openshift-ci-robot]

@jluhrsen: This pull request references Jira Issue OCPBUGS-72581, which is invalid:

• release note text must be set and not match the template OR release note type must be set to "Release Note Not Required". For more information you can reference the OpenShift Bug Process.
• expected dependent Jira Issue OCPBUGS-70170 to target a version in 4.20.0, 4.20.z, but it targets "4.22.0" instead

Comment /jira refresh to re-evaluate validity if changes to the Jira bug are made, or edit the title of this pull request to link to a different bug.

The bug has been updated to refer to the pull request using the external bug tracker.

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In response to this:

we know [0][1] "[sig-network] Netpol" tests from k8s are heavy and they can have negative side effects. Reducing them to only run two at a time to alleviate the side effects.

[0] https://issues.redhat.com/browse/OCPBUGS-57665
[1] https://github.com/openshift/origin/pull/26775/changes#diff-998be43366fe821c61ca242aa34949870c9c6df2572cc060000e4cd990a72bebL58-L62

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[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[jluhrsen]

/retest

[openshift-ci]

@jluhrsen: 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/e2e-aws-ovn-serial-2of2	299954f	link	true	/test e2e-aws-ovn-serial-2of2

Full PR test history. Your PR dashboard.

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[jluhrsen]

/test e2e-aws-ovn-serial-2of2