Allow TSS failures in consistency check when fault injection is enabled

fdbserver/workloads/ConsistencyCheck.actor.cpp

@@ -1625,8 +1625,10 @@ struct ConsistencyCheckWorkload : TestWorkload {
 
 							break;
 						} else if (estimatedBytes[j] < 0 &&
-						           (g_network->isSimulated() || !storageServerInterfaces[j].isTss())) {
-							self->testFailure("Could not get storage metrics from server");
+						           ((g_network->isSimulated() &&
+						             g_simulator.tssMode <= ISimulator::TSSMode::EnabledNormal) ||
+						            !storageServerInterfaces[j].isTss())) {
+							// Ignore a non-responding TSS outside of simulation, or if tss fault injection is enabled
 							hasValidEstimate = false;
 							break;
 						}