getWorkLast change null to error

Fancy

2024-07-09 b56f0b0c09f150b8a6747b3076ea07053b07a940

 pms-parent/pms-web-station/src/main/java/com/dy/pmsStation/assemblyStep/QueryVo.java

@@ -21,9 +21,4 @@
     * 测试或品检返回的错误信息
     */
    public String errorMsg;
    /**
     * 辅助人员
     */
    public String assistants;

}