style: apply ruff check and format

Made sure all ruff checks pass and formatted all files.

ref: N25B-224

src/control_backend/schemas/ri_message.py

@@ -1,7 +1,7 @@
 from enum import Enum
-from typing import Any, Literal
+from typing import Any
 
-from pydantic import BaseModel, Field, ValidationError
+from pydantic import BaseModel
 
 
 class RIEndpoint(str, Enum):