Updated STARTING to TRIGGERED

Following https://review.openstack.org/269700, we now have to make the
same changes to the python-watcherclient project.

Change-Id: I894508dc3b04dd0f24101c5dfb396116f41dc23f
Related-Bug: #1533245

watcherclient/tests/v1/test_action_plan.py

@@ -38,7 +38,7 @@ ACTION_PLAN2 = {
 }
 
 UPDATED_ACTION_PLAN = copy.deepcopy(ACTION_PLAN1)
-NEW_STATE = 'STARTING'
+NEW_STATE = 'TRIGGERED'
 UPDATED_ACTION_PLAN['state'] = NEW_STATE
 
 fake_responses = {

watcherclient/tests/v1/test_action_plan_shell.py

@@ -137,7 +137,7 @@ class ActionPlanShellTest(utils.BaseTestCase):
 
         ap_shell.do_action_plan_start(client_mock, args)
         patch = commonutils.args_array_to_patch(
-            'replace', ['state=STARTING'])
+            'replace', ['state=TRIGGERED'])
         client_mock.action_plan.update.assert_called_once_with(
             'a5199d0e-0702-4613-9234-5ae2af8dafea', patch)
 

watcherclient/v1/action_plan_shell.py

@@ -145,7 +145,7 @@ def do_action_plan_start(cc, args):
     action_plan_uuid = getattr(args, 'action-plan')
     if uuidutils.is_uuid_like(action_plan_uuid):
         args.op = 'replace'
-        args.attributes = [['state=STARTING']]
+        args.attributes = [['state=TRIGGERED']]
 
         patch = utils.args_array_to_patch(
             args.op,