Follow changed values of droplet status API

greenhost_cloud/cosmos.py

@@ -275,7 +275,7 @@ def status_droplet(droplet_id: int):
 def terminate_droplet(droplet_id: int):
     """Terminate a droplet by powering it down and deleting it."""
     shutdown_droplet(droplet_id)
-    wait_for_state(droplet_id, 'stopped')
+    wait_for_state(droplet_id, 'off')
     delete_droplet(droplet_id)
 
 
@@ -321,7 +321,7 @@ def terminate_droplets_by_name(name_regex: str, ndays: int = 0,
 
     # Lastly delete all droplets:
     for droplet in terminate_droplets:
-        wait_for_state(droplet['id'], 'stopped')
+        wait_for_state(droplet['id'], 'off')
         delete_droplet(droplet['id'])