fix: ruff warnings

docs/migration/v5.md

@@ -24,9 +24,10 @@ Build one `Database` with your URL (or an existing `engine=`), then use the inst
     get_db = create_db_dependency(session_maker=SessionLocal)
     get_db_context = create_db_context(session_maker=SessionLocal)
 
+
     @app.get("/users")
-    async def list_users(session: AsyncSession = Depends(get_db)):
-        ...
+    async def list_users(session: AsyncSession = Depends(get_db)): ...
+
 
     async def seed():
         async with get_db_context() as session:
@@ -40,9 +41,10 @@ Build one `Database` with your URL (or an existing `engine=`), then use the inst
 
     db = Database(url="postgresql+asyncpg://...")
 
+
     @app.get("/users")
-    async def list_users(session: AsyncSession = Depends(db)):
-        ...
+    async def list_users(session: AsyncSession = Depends(db)): ...
+
 
     async def seed():
         async with db.session() as session:
@@ -89,7 +91,9 @@ The free `lock_tables(session_maker, tables, ...)` function still exists for cal
     ```python
     from fastapi_toolsets.db import lock_tables, LockMode
 
-    async with lock_tables(session_maker=session_maker, tables=[Order], mode=LockMode.EXCLUSIVE) as session:
+    async with lock_tables(
+        session_maker=session_maker, tables=[Order], mode=LockMode.EXCLUSIVE
+    ) as session:
         await process_order(session, order_id)
     ```
 
@@ -127,6 +131,7 @@ Both also change their first argument: instead of the fixture *function*, pass t
     ```python
     from fastapi_toolsets.fixtures import get_obj_by_attr, get_field_by_attr
 
+
     @fixtures.register(depends_on=["roles"])
     def users():
         admin_role = get_obj_by_attr(fixtures=roles, attr_name="name", value="admin")