refactor(platform-orders): dedupe renew CTA in subscription locked block

tests/Feature/AdminPlatformOrderSubscriptionLockedRenewFlowTest.php

@@ -63,6 +63,9 @@ class AdminPlatformOrderSubscriptionLockedRenewFlowTest extends TestCase
         $res->assertOk();
         $res->assertSee('为该订阅创建续费订单', false);
 
+        // 去重降噪：中部订阅锁定区不应重复渲染该按钮（右上角主动作区已提供）
+        $this->assertSame(1, substr_count((string) $res->getContent(), '为该订阅创建续费订单'));
+
         // 2) 点击一键续费下单（直接构造期望 create URL）
         $expectedCreateUrl = '/admin/platform-orders/create?' . Arr::query([
             'order_type' => 'renewal',