Fix init etcd feature flaps (#632)

* Fix typo

* Fix init_etcd feature flaps

test/feature/features/init_etcd.feature

@@ -1,5 +1,5 @@
 Feature: Initialize router metadata from Etcd
-    Background:
+    Scenario: Router initialize its metadata from Etcd when no coordinator alive
         #
         # Run routers with coordinators
         # Stop all coordinators
@@ -12,17 +12,11 @@ Feature: Initialize router metadata from Etcd
         """
         Given cluster is up and running
         And host "coordinator2" is stopped
-        When I run SQL on host "router-admin"
-        """
-        UNREGISTER ROUTER ALL;
-        """
-        Then command return code should be "0"
         And host "router" is stopped
         And host "router2" is stopped
-
-    Scenario: Router initialize its metadata from Etcd when no coodinator alive
         When I run SQL on host "coordinator"
         """
+        UNREGISTER ROUTER ALL;
         CREATE DISTRIBUTION ds1 COLUMN TYPES integer;
         CREATE KEY RANGE krid1 FROM 19 ROUTE TO sh1 FOR DISTRIBUTION ds1;
         """