fix(candlestick): remove unused option layout (resolves #455)

Author: plainheart

en/option/series/candlestick.md

@@ -47,21 +47,6 @@ We use red to represent increasing and blue decreasing by default. If you want t
 
 {{ use: partial-legend-hover-link() }}
 
-## layout(string) = null
-
-Layout method, whose values may be:
-
-+ `'horizontal'`: horizontally layout all boxs.
-
-+ `'vertical'`: vertically layout all boxs.
-
-The default value is decided by:
-
-+ if there is a `category` axis:
-    + if it is horizontal, use `'horizontal'`;
-    + otherwise use `'vertical'`;
-+ otherwise use `'horizontal'`.
-
 ## barWidth(number)
 
 <ExampleUIControlPercent default="70%" min="0" />

zh/option/series/candlestick.md

@@ -236,18 +236,6 @@ const option = {
 
 {{ use: partial-legend-hover-link() }}
 
-## layout(string) = null
-
-<ExampleUIControlEnum options="horizontal,vertical">
-
-布局方式，可选值：
-
-+ `'horizontal'`：水平排布各个 box。
-
-+ `'vertical'`：竖直排布各个 box。
-
-默认值根据当前坐标系状况决定：如果 `category` 轴为横轴，则水平排布；否则竖直排布；如果没有 `category` 轴则水平排布。
-
 ## barWidth(number)
 
 <ExampleUIControlPercent default="70%" min="0" />