fix：1修改alertRule 的Priority顺序的问题 2修改datacenter表格表头的设置图标的颜色不改变

nezha-fronted/src/components/common/js/constants.js

@@ -97,8 +97,8 @@ export const asset = {
 
 export const alertMessage = {
   severityData: [
-    {value: 'P2', label: i18n.t("alert.config.P2")},
     {value: 'P1', label: i18n.t("alert.config.P1")},
+    {value: 'P2', label: i18n.t("alert.config.P2")},
     {value: 'P3', label: i18n.t("alert.config.P3")}
   ],
   typeData: [

nezha-fronted/src/components/page/config/dc.vue

@@ -468,7 +468,7 @@
   }
 </script>
 <style scoped>
-  .nz-icon-gear:before{
+  /deep/ td .nz-icon-gear:before{
     color: #606266;
   }
 </style>