fix(swaptrade): 修复平仓比例显示精度问题

- 调整平仓比例显示精度为4位小数
- 修改掉期利率输入格式配置，设置精度为4并保留尾随零
- 确保数值显示的一致性和准确性

YLErpWeb/Views/SwapTrade2/TradeView.cshtml

@@ -714,7 +714,7 @@
                                 else
                                 {
                                     <td class="tdRight">平仓比例</td>
-                                    <td class="color-bule">@(tc.ClosePercent.OtcFormatPercent())</td>
+                                    <td class="color-bule">@(tc.ClosePercent.OtcFormatPercent(4))</td>
                                     <td class="tdRight">平仓名义本金</td>
                                     <td class="color-bule">@(tc.CloseNotionalValue.OtcFormat(OtcFormatFlag.StockEqvNotional))</td>
                                 }

YLErpWeb/wwwroot/Scripts/app/swaptrade/unwindSwapTrade.js

@@ -1,7 +1,7 @@
 //otcformat禁止千分位分组
 window.otcformat.options.disableGrouping = true;
 
-const inputFormatSwapRate = Object.freeze({ precision: otcformat.trading.premiumRateP.precision, append: '%' });
+const inputFormatSwapRate = Object.freeze({ precision: 4, append: '%', trimTailZeros: false });
 const inputFormatTradePrice = Object.freeze({ precision: otcformat.trading.tradePrice.precision, append: '' });
 const inputFormatTradeAmount = Object.freeze({ precision: otcformat.trading.notional.precision, append: '' });
 const inputFormatEqvNotional = Object.freeze({ precision: 2, append: '', negative: true, trimTailZeros: false });