enhancement: introduce Ruff for Python linter for reordering and removing unused imports with automated pre-commit and sytle check (#2366)

api/core/hosting_configuration.py

@@ -1,10 +1,11 @@
 from typing import Optional
 
+from flask import Config, Flask
+from pydantic import BaseModel
+
 from core.entities.provider_entities import QuotaUnit, RestrictModel
 from core.model_runtime.entities.model_entities import ModelType
-from flask import Config, Flask
 from models.provider import ProviderQuotaType
-from pydantic import BaseModel
 
 
 class HostingQuota(BaseModel):