修复异常提醒，从而正确的跟踪异常信息

yzg-util-db/src/main/java/com/yanzuoguang/log/LogUrlCountVo.java

@@ -48,7 +48,7 @@ public class LogUrlCountVo {
                 this.errorCount--;
             }
             this.totalTime -= time;
-            this.avgTime = this.totalTime / this.endCount;
+            this.avgTime = this.totalTime / Math.max(1, this.endCount);
         }
     }