修复多个推流推送到上级是不完整的问题，修改平台注销时不删除自己模拟的订阅信息

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2024-01-11 2b2efb59a61a54b398f8f6c9263f37d41c18e65c

 src/main/java/com/genersoft/iot/vmp/service/IUserService.java

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