去除多余引用，修正个别错误

lawrencehj

2021-04-13 8b4f7095e2e850cccd9b7bb00703163c08d31bbe

 src/main/java/com/genersoft/iot/vmp/gb28181/SipLayer.java

@@ -16,7 +16,6 @@
import org.slf4j.LoggerFactory;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.context.annotation.Bean;

import org.springframework.context.annotation.ComponentScan;

import org.springframework.context.annotation.DependsOn;

import org.springframework.stereotype.Component;