chore(changelog): 领取 #5537 管理后台适配

修改原因：车务保险需要新增保单视图并补司机名筛选。

修改内容：状态更新为 claimed，并记录 pi-main-session owner。

实际验证：核对保单列表、详情和任务筛选契约。

changelogs-v2/2026-08/06_5537_车务保险保单查看与司机名筛选-新增接口-管理后台.md

@@ -7,8 +7,8 @@ change_type: "新增接口"
 author: "wx(GIT)"
 backend_status: "deployed"
 gateway_status: "verified"
-frontend_status: "pending"
+frontend_status: "claimed"
-frontend_owner: ""
+frontend_owner: "pi-main-session"
 frontend_ref: ""
 target_release: ""
 verified_at: ""