refactor: ruff autofixes

gns3server/schemas/version.py

@@ -19,7 +19,6 @@ from typing import Optional
 
 
 class Version(BaseModel):
-
     controller_host: Optional[str] = Field(None, description="Controller hostname or IP address")
     version: str = Field(..., description="Version number")
     local: Optional[bool] = Field(None, description="Whether this is a local server or not")