feat: 내화실 품목 마스터 데이터 업데이트

- code: 80019 → 내화실-WY-MA12
- name: 실 → 내화실
- unit: m → 콘
- attributes.spec: WY-MA12
- options: lot_managed, consumption_method(manual), production_source(purchased), material 추가

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

database/seeders/data/kyungdong/items.json

@@ -2601,16 +2601,16 @@
     {
         "tenant_id": 287,
         "item_type": "SM",
-        "code": "80019",
-        "name": "실",
-        "unit": "m",
+        "code": "내화실-WY-MA12",
+        "name": "내화실",
+        "unit": "콘",
         "category_id": 337,
         "process_type": null,
         "item_category": null,
         "bom": null,
-        "attributes": "{\"spec\": \"　\", \"item_div\": \"[부재료]\", \"legacy_num\": 114, \"107_item_name\": \"기타\", \"legacy_source\": \"KDunitprice\"}",
+        "attributes": "{\"spec\": \"WY-MA12\", \"item_div\": \"[부재료]\", \"legacy_num\": 114, \"107_item_name\": \"기타\", \"legacy_source\": \"KDunitprice\"}",
         "attributes_archive": null,
-        "options": null,
+        "options": "{\"lot_managed\": true, \"consumption_method\": \"manual\", \"production_source\": \"purchased\", \"material\": \"SUS316L + Para aramid\"}",
         "description": null,
         "is_active": 1,
         "created_by": 1,