修复excel编辑时格式刷以及单元格自动换行报错

src/pages/Detail/LuckySheet.js

@@ -248,6 +248,7 @@ class LuckySheet extends React.Component {
         } else {
           allCell[cell.v.cid] = cell;
         }
+        if (cell.v.tb) cell.v.tb = Number(cell.v.tb);
         // 清除比对样式
         if (cell.v.bg == DIFF_COLOR || cell.v.bg == ADD_COLOR) {
           delete cell.v.bg;