fix: 修复overview-alertmessage数量显示不对等

1.修复overview-alertmessage数量显示不对的问题
2.operationlog state颜色、顶部菜单状态

nezha-fronted/src/components/page/dashboard/overview/overview2.vue

@@ -191,7 +191,6 @@
         this.queryEndpointData();
         this.queryAlertMessageData();
         this.queryAlertRuleData();
-        this.queryDatacenterData();
         this.queryAlertTrendData();
         this.queryMapChartGeoJson();
         this.queryAlertStatByRule();
@@ -309,13 +308,6 @@
           }
         })
       },
-      queryDatacenterData() {
-        this.$get('overview/datacenterStat').then(response => {
-          if (response.code === 200) {
-            this.alertMessageData = response.data;
-          }
-        })
-      },
       queryAlertTrendData() {
         this.$refs.chartbox.startLoading();
         let cur=this.dateFormat('yyyy-mm-dd HH:MM:SS',new Date());