functional/tester: fix unit tests

Signed-off-by: Gyuho Lee <gyuhox@gmail.com>

functional/tester/cluster_test.go

@@ -204,7 +204,7 @@ func Test_read(t *testing.T) {
 				"SIGQUIT_AND_REMOVE_ONE_FOLLOWER_UNTIL_TRIGGER_SNAPSHOT",
 				// "SIGQUIT_AND_REMOVE_LEADER",
 				// "SIGQUIT_AND_REMOVE_LEADER_UNTIL_TRIGGER_SNAPSHOT",
-				"SIGQUIT_AND_REMOVE_QUORUM_AND_RESTORE_LEADER_SNAPSHOT_FROM_SCRATCH",
+				// "SIGQUIT_AND_REMOVE_QUORUM_AND_RESTORE_LEADER_SNAPSHOT_FROM_SCRATCH",
 				"BLACKHOLE_PEER_PORT_TX_RX_ONE_FOLLOWER",
 				"BLACKHOLE_PEER_PORT_TX_RX_ONE_FOLLOWER_UNTIL_TRIGGER_SNAPSHOT",
 				"BLACKHOLE_PEER_PORT_TX_RX_LEADER",