作业布置：查看推送记录bug修复

src/renderer/src/views/classTask/classTaskAssign.vue

@@ -416,6 +416,7 @@ const queryPushRecords = (row) => {
   // 获取已推送历史
   console.log(row,'查看该行推送历史')
   pushRecordsOpen.value = true;
+  pushRecordsList.value = [];
   pushRecordsLoading.value = true;
   homeworklist({
     entpcourseid: entpcourseid.value,
@@ -875,21 +876,6 @@ watch(() => courseObj.node, (newVal,oldVal) => {
 
 </script>
 
-<!--
-<style>
-  .el-table .hidden-row {
-    display: none !important;
-    /* color: #ccc !important; */
-  }
-  .el-table .father-row {
-    &#45;&#45;el-table-tr-bg-color: #fff;
-  }
-  .el-table .son-row {
-    &#45;&#45;el-table-tr-bg-color: #f0f0f08a;
-  }
-</style>
--->
-
 <style lang="scss" scoped>
 .page-classTaskAssign {
   padding-top: 10px;