fix: 优化检查时间渲染格式，确保按yyyy-MM-dd输出

yuan

2026-09-18 e2fd03067d452c9288033f1e17b7cb0085cbbff4

 src/main/java/com/ruoyi/basic/pojo/CustomerFollowUp.java

@@ -37,8 +37,6 @@
    /**
     * 关联的私海id
     */
//    private Long customerPrivatePoolId;

    private Long customerId;

    /**