fix : 부서관리 기능 수정

- Route, Controller, Service, Swagger, DB 수정
- 모델 위치 이동

app/Http/Controllers/Api/V1/DepartmentController.php

@@ -92,18 +92,18 @@ public function listPermissions($id, Request $request)
     }
 
     // POST /v1/departments/{id}/permissions
-    public function upsertPermission($id, Request $request)
+    public function upsertPermissions($id, Request $request)
     {
         return ApiResponse::handle(function () use ($id, $request) {
-            return $this->service->upsertPermission((int)$id, $request->all());
+            return $this->service->upsertPermissions((int)$id, $request->all());
         }, '부서 권한 부여/차단');
     }
 
     // DELETE /v1/departments/{id}/permissions/{permission}
-    public function revokePermission($id, $permission, Request $request)
+    public function revokePermissions($id, $permission, Request $request)
     {
         return ApiResponse::handle(function () use ($id, $permission, $request) {
-            return $this->service->revokePermission((int)$id, (int)$permission, $request->all());
+            return $this->service->revokePermissions((int)$id, (int)$permission, $request->all());
         }, '부서 권한 제거');
     }
 }