fix: 修复detection下拉详情的近期相关事件时间戳变成字符串格式，导致显示异常的问题

src/views/detections/overview/DetectionSecurityEventOverview.vue

@@ -307,7 +307,7 @@
                 <span>{{ event.severity }}</span>
               </div>
               <div class="timeline__security-type">{{ event.eventType }}</div>
-              <div class="timeline__start-time">{{ dateFormatByAppearance(event.startTime) }}</div>
+              <div class="timeline__start-time">{{ dateFormatByAppearance(parseInt(event.startTime)) }}</div>
             </div>
           </div>
           <div class="row-timeline__foot">