message: Add missing commas in series-basic tutorial
diff: @@ -371,7 +371,7 @@ Example:
  ```javascript
  const priceLine = series.createPriceLine({
  - price: 80.0
  + price: 80.0,
  color: 'green',
  lineWidth: 2,
  lineStyle: LightweightCharts.LineStyle.Dotted,
  @@ -379,7 +379,7 @@ const priceLine = series.createPriceLine({
  });
  priceLine.applyOptions({
  - price: 90.0
  + price: 90.0,
  color: 'red',
  lineWidth: 3,
  lineStyle: LightweightCharts.LineStyle.Dashed,
  