添加8504错误码

epmet-commons/epmet-commons-tools/src/main/java/com/epmet/commons/tools/exception/EpmetErrorCode.java

@@ -61,6 +61,7 @@ public enum EpmetErrorCode {
 	ALREADY_EVALUATE(8501,"您已评价"),
 	ALREADY_VOTE(8502,"您已表态"),
 	TEXT_SCAN_FAILED(8503,"内容审核失败，请重新编辑"),
+	IMG_SCAN_FAILED(8504,"图片审核失败，请重新上传"),
 	PROJECT_IS_CLOSED(8601,"项目已结案"),
 
     // 该错误不会提示给前端，只是后端传输错误信息用。