🐛 fix(contract): 修复合同续期页面数据显示错误

- 修正原合同编号数据索引，从contractNo改为contractNumber
- 修正客户名称数据索引，从customer.name改为client.companyName

src/client/admin/pages/ContractRenews.tsx

@@ -245,13 +245,13 @@ const ContractRenews: React.FC = () => {
     
     {
       title: '原合同编号',
-      dataIndex: ['contract', 'contractNo'],
+      dataIndex: ['contract', 'contractNumber'],
       key: 'contractNo',
       width: 150,
     },
     {
       title: '客户名称',
-      dataIndex: ['contract', 'customer', 'name'],
+      dataIndex: ['contract', 'client', 'companyName'],
       key: 'customerName',
       width: 180,
     },