fix(zentao): 修正每日工作量报告阈值计算逻辑

- 调整阈值计算公式，将每周警告小时数乘以0.8系数
- 修正了多天工作量统计时的阈值判断逻辑

businessJob/src/main/java/com/will/businessJob/zentao/ZentaoDailyEffortReportBuilder.java

@@ -71,7 +71,7 @@ public class ZentaoDailyEffortReportBuilder extends AbstractZentaoReportBuilder
         }
 
         long days = end.toEpochDay() - start.toEpochDay() + 1;
-        double threshold = Math.min(Math.max(days - 1, 0) * 7D, MAX_WEEKLY_WARNING_HOURS);
+        double threshold = Math.min(Math.max(days - 1, 0) * 7D * 0.8, MAX_WEEKLY_WARNING_HOURS);
         List<UserEffort> userEfforts = rows.stream()
                 .collect(Collectors.groupingBy(
                         row -> row.getOrDefault("account", "-").toString(),