[OCPBUGS-50992]: Filter out unreachable taints from tolerations

[midu16]

WIP: Filter out unreachable taints from tolerations

• Define a list of excluded taints (unreachableTaintKey) with effects NoExecute and NoSchedule.
• Add tolerations for node-role.kubernetes.io/master (if applicable) and node.kubernetes.io/not-ready.
• Filter out tolerations that match the excluded taints to prevent unintended scheduling behavior.
• Implement a loop to iterate over tolerations and exclude ones that tolerate unreachableTaintKey.

This change ensures that workloads do not unintentionally tolerate unreachable nodes while still allowing necessary tolerations.

[openshift-ci]

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[openshift-ci]

@midu16: 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/images	18697e8	link	true	/test images
ci/prow/verify	18697e8	link	true	/test verify
ci/prow/e2e-aws-ovn-upgrade	18697e8	link	true	/test e2e-aws-ovn-upgrade
ci/prow/e2e-agnostic-ovn-cmd	18697e8	link	true	/test e2e-agnostic-ovn-cmd
ci/prow/e2e-aws-ovn	18697e8	link	true	/test e2e-aws-ovn
ci/prow/build-rpms-from-tar	18697e8	link	true	/test build-rpms-from-tar
ci/prow/okd-scos-e2e-aws-ovn	18697e8	link	false	/test okd-scos-e2e-aws-ovn
ci/prow/e2e-metal-ipi-ovn-ipv6	18697e8	link	false	/test e2e-metal-ipi-ovn-ipv6
ci/prow/e2e-aws-ovn-serial	18697e8	link	true	/test e2e-aws-ovn-serial
ci/prow/rpm-build	18697e8	link	true	/test rpm-build
ci/prow/unit	18697e8	link	true	/test unit

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