fix format

sky/authentication.py

@@ -412,7 +412,7 @@ def setup_kubernetes_authentication(config: Dict[str, Any]) -> Dict[str, Any]:
         if not public_key.endswith('\n'):
             public_key += '\n'
         secret_metadata = k8s.client.V1ObjectMeta(name=secret_name,
-                                                  labels={"parent": "skypilot"})
+                                                  labels={'parent': 'skypilot'})
         secret = k8s.client.V1Secret(
             metadata=secret_metadata,
             string_data={secret_field_name: public_key})

sky/utils/kubernetes/ssh_jump_lifecycle_manager.py

@@ -8,7 +8,7 @@
 reused and will terminate itself when it sees that no ray clusters exist in
 that duration.
 
-To allow multiple users to the share the same SSH jump pod, 
+To allow multiple users to the share the same SSH jump pod,
 this script also reloads SSH keys from the mounted secret volume on an
 interval and updates `~/.ssh/authorized_keys`.
 """
@@ -45,7 +45,7 @@
 
 def poll(interval, leading=True):
     """Decorator factory for polling function. To stop polling, return True.
-    
+
     Args:
         interval (int): The amount of time to wait between function calls.
         leading (bool): Whether to wait before (rather than after) calls.