doc: update document.

Author: jaywcjlove

README.md

@@ -128,7 +128,9 @@ Currently not supported, according to the [official documentation](https://devel
   <g id="Regular-M" transform="matrix(1 0 0 1 2853.78 1556)">
       <!-- The shape is in the first multicolor layer, whose fill color is systemBlueColor. 
         It’s also in the first layer for hierarchical rendering, and the level is primary. -->
-      <path class="multicolor-0:systemBlueColor hierarchical-1:primary" d="...">
+      <path
+        class="multicolor-0:systemBlueColor hierarchical-1:primary" d="..."
+      />
 
       <!-- Two additional shapes. -->
       <path class="multicolor-1:white hierarchical-1:primary" d="...">

README.zh.md

@@ -128,7 +128,9 @@ Text("使用 \(Image("myCustomSymbolName")) 裁剪图像")
   <g id="Regular-M" transform="matrix(1 0 0 1 2853.78 1556)">
       <!-- 形状位于第一个多色图层中，其填充颜色为 systemBlueColor。
         它也位于分层渲染的第一个图层中，层级为一级。-->
-      <path class="multicolor-0:systemBlueColor hierarchical-1:primary" d="...">
+      <path
+        class="multicolor-0:systemBlueColor hierarchical-1:primary" d="..."
+      />
 
       <!-- 两个额外的形状。 -->
       <path class="multicolor-1:white hierarchical-1:primary" d="...">