feat：完善 dept 部门 60%（新增、修改、删除）

playground/src/locales/langs/en-US/system.json

@@ -1,15 +1,5 @@
 {
   "title": "System Management",
-  "dept": {
-    "name": "Department",
-    "title": "Department Management",
-    "deptName": "Department Name",
-    "status": "Status",
-    "createTime": "Create Time",
-    "remark": "Remark",
-    "operation": "Operation",
-    "parentDept": "Parent Department"
-  },
   "menu": {
     "title": "Menu Management",
     "parent": "Parent Menu",

playground/src/locales/langs/zh-CN/system.json

@@ -1,15 +1,4 @@
 {
-  "dept": {
-    "list": "部门列表",
-    "createTime": "创建时间",
-    "deptName": "部门名称",
-    "name": "部门",
-    "operation": "操作",
-    "parentDept": "上级部门",
-    "remark": "备注",
-    "status": "状态",
-    "title": "部门管理"
-  },
   "menu": {
     "list": "菜单列表",
     "activeIcon": "激活图标",