change: update unit tests for removing v1 format

tests/testcases/deps/check_and_create.yml

@@ -1,4 +1,4 @@
-- config:
+config:
     name: "create user and check result."
     id: create_and_check
     base_url: "http://127.0.0.1:5000"
@@ -6,7 +6,8 @@
         uid: 9001
         device_sn: "TESTCASE_CREATE_XXX"
 
-- test:
+teststeps:
+-
     name: make sure user $uid does not exist
     api: api/get_user.yml
     variables:
@@ -16,7 +17,7 @@
         - eq: ["status_code", 404]
         - eq: ["content.success", false]
 
-- test:
+-
     name: create user $uid for $device_sn
     api: api/create_user.yml
     variables:
@@ -28,7 +29,7 @@
         - eq: ["status_code", 201]
         - eq: ["content.success", true]
 
-- test:
+-
     name: check if user $uid exists
     api: api/get_user.yml
     variables: