fix(stock/etf): ETF 净值走势图图例颜色与线条颜色不一致

web-app/src/views/stock/etf/charts.js

@@ -49,6 +49,7 @@ function netValueLineOption(series, opts, benchmark) {
     symbol: 'none',
     smooth: true,
     sampling: 'lttb',
+    itemStyle: { color },
     lineStyle: { color, width: isMain ? 2.4 : 1.8 },
     areaStyle: isMain ? {
       color: {