Intent of shared_cluster_t.go ×2

All 4 exact tests in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 4 tests
- server/ 4 tests
  - tests/ 4 tests
    
    testcore/ 4 tests
    
    TestSharedClusterPoison/ 3 tests
    
    go.temporal.io/server/tests/testcore/TestSharedClusterPoison/no_soft_assert_leaves_cluster_clean Inherited no_soft_assert_leaves_cluster_clean
    
    go.temporal.io/server/tests/testcore/TestSharedClusterPoison/soft_assert_during_test_fails_it Inherited functional_test_base.go ×3
    
    go.temporal.io/server/tests/testcore/TestSharedClusterPoison/subsequent_acquirer_on_poisoned_cluster_also_fails Inherited functional_test_base.go ×3
    
    go.temporal.io/server/tests/testcore/TestSharedClusterT_LogfForwardsWhileLocked Inherited shared_cluster_t.go ×1