fix(purchase): 修正采购台账合同金额更新逻辑

liding

昨天 15bf20f1b12bdfeb0780307814314c87901ba4a6

 src/main/java/com/ruoyi/basic/dto/StorageBlobDTO.java

@@ -14,4 +14,9 @@
     * 下载地址
     */
    private String downloadURL;

    /**
     * 文件类型
     */
    private String application;
}