OCPEDGE-2436: Add is_standalone learner check test for two-node etcd disruption suite#30950

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lucaconsalvi:tnf-is-standalone-test

Commits on Mar 13, 2026

Add two-node-regression test suite with 5 etcd resilience tests

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Rename suite from two-node-regression to tnf-resilience

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Commits on Mar 18, 2026

Merge resilience tests into tnf_recovery.go under the existing two-node suite

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Commits on Mar 20, 2026

Split etcd disruption tests into separate file

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Commits on Mar 31, 2026

Add is_standalone learner check test for OCPEDGE-2434

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