style(迁移): 修正迁移脚本的 Ruff 检查问题

将等价字典构造改为字面量并标记未使用字段，保持迁移 SQL 语义。

backend/alembic/versions/24c5d6e7f8a9_requirement_completion.py

@@ -105,19 +105,19 @@ def upgrade():
     op.bulk_insert(
         definitions,
         [
-            dict(
-                param_code=f"coefficient.personal.{field}",
-                param_name=title,
-                param_group="产品系数表",
-                value_type=kind,
-                unit=unit,
-                dimension_type="PRODUCT_CATEGORY",
-                value_min="1" if kind == "INT" else "0",
-                value_max="3660" if kind == "INT" else None,
-                description="按产品类别维护；未配置时沿用同日期的通用业务员参数。",
-                sort_order=52 + index,
-                status=1,
-            )
+            {
+                "param_code": f"coefficient.personal.{field}",
+                "param_name": title,
+                "param_group": "产品系数表",
+                "value_type": kind,
+                "unit": unit,
+                "dimension_type": "PRODUCT_CATEGORY",
+                "value_min": "1" if kind == "INT" else "0",
+                "value_max": "3660" if kind == "INT" else None,
+                "description": "按产品类别维护；未配置时沿用同日期的通用业务员参数。",
+                "sort_order": 52 + index,
+                "status": 1,
+            }
             for index, (field, title, kind, unit) in enumerate(fields)
         ],
     )