v-4.6.2

【重要更新】修复近几个版本矿机以及端口上图表的份额会一直累加的bug，虽然只影响显示，但是时间久了内存会爆掉。

Important update: Fixed a bug where the share of charts on mining machines and ports in recent versions would keep accumulating. Although it only affected the display, over time, the memory would be depleted