Make test_server_actions.resource_setup() wait for SSHABLE

Continuing the work of 4fc47f68c7710ccfb67c3ad28a58e047a8b51c1a, we
missed a spot in the recreate_server() call from resource_setup().
Start passing wait_until='SSHABLE' in that call.

Change-Id: I5c6d9afa1148772537d69a2a3321fcf32ad7eea5
diff --git a/tempest/api/compute/servers/test_server_actions.py b/tempest/api/compute/servers/test_server_actions.py
index bd4e0e8..0ed73a8 100644
--- a/tempest/api/compute/servers/test_server_actions.py
+++ b/tempest/api/compute/servers/test_server_actions.py
@@ -92,7 +92,8 @@
     @classmethod
     def resource_setup(cls):
         super(ServerActionsTestJSON, cls).resource_setup()
-        cls.server_id = cls.recreate_server(None, validatable=True)
+        cls.server_id = cls.recreate_server(None, validatable=True,
+                                            wait_until='SSHABLE')
 
     @decorators.idempotent_id('6158df09-4b82-4ab3-af6d-29cf36af858d')
     @testtools.skipUnless(CONF.compute_feature_enabled.change_password,