build: 更新 sixshop-core 依赖

- 在 composer.json 中添加 opis/closure 依赖
-版本要求为 ^4.3.1

composer.json

@@ -31,6 +31,7 @@
         "topthink/think-queue": "^3.0.12",
         "topthink/think-view": "^2.0.5",
         "topthink/think-worker": "^5.0.2",
+        "opis/closure": "^4.3.1",
         "workerman/crontab": "^1.0.7"
     },
     "extra": {