fix:格式化

src/main/java/com/biutag/supervision/util/TimeUtil.java

@@ -176,9 +176,9 @@ public class TimeUtil {
         long limit = SECONDS_OF_A_DAY; // 86400秒 = 1天
         long diff = limit - usedSeconds; // diff > 0 表示剩余时间，diff < 0 表示超出时间
         if (diff >= 0) {
-            return "未超时/" + formatDuration(diff);
+            return "未超时/用时:" + formatDuration(usedSeconds);
         } else {
-            return "已超时/" + formatDuration(-diff);
+            return "已超时/用时:" + formatDuration(usedSeconds);
         }
     }