fix:countTodayByCreateTime方法加上null值判断

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昨天 eaa7d1a7ee311b7c7c958e41057f0c3a992deca8

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

@@ -36,8 +36,6 @@
    /**
     * 关联客户ID
     */
    private Integer customerPrivatePoolId;

    private Long customerId;

    /**