fix(knowledge): 修复知识库详情页时间查询范围问题

- 修正时间查询参数格式，增加时分秒以包含完整日期范围

src/views/knowledge/detail/index.vue

@@ -223,8 +223,8 @@ export default {
         datasetId,
         page: this.page,
         pageSize: this.pageSize,
-        startCreatedDate: this.form.times[0],
+        startCreatedDate: this.form.times[0] ? this.form.times[0] + ' 00:00:00' : '',
-        endCreatedDate: this.form.times[1]
+        endCreatedDate: this.form.times[1] ? this.form.times[1] + ' 23:59:59' : ''
       }).then(res => {
         this.list = res.content.content.list
         this.total = res.content.content.total
@@ -612,6 +612,7 @@ export default {
   border-radius: 15px;
   transition: background-color 0.3s;
   font-size: 14px;
+
   &:hover {
     background: #f3f5f7;
   }
@@ -619,12 +620,15 @@ export default {
   &.active {
     background: #f3f5f7;
   }
+
   p {
     margin: 10px 0;
   }
+
   .segment-number {
     color: #0a84ff;
   }
+
   .segment-keywords {
     color: #606266;
   }