update docs

Signed-off-by: Ngmy <guanmingyue@h-partners.com>

zh-cn/application-dev/reference/arkui-js/js-components-canvas-canvasrenderingcontext2d.md

@@ -1777,7 +1777,7 @@ getImageData(sx: number, sy: number, sw: number, sh: number): Object
   ```html
   <!-- xxx.hml -->
   <div>
-    <canvas  style="width: 200px; height: 150px; background-color: #ffff00;"></canvas>
+    <canvas id="getImageData" style="width: 200px; height: 150px; background-color: #ffff00;"></canvas>
   </div>
   ```
 
@@ -1813,7 +1813,7 @@ putImageData(imageData: Object, dx: number, dy: number, dirtyX: number, dirtyY:
   ```html
   <!-- xxx.hml -->
   <div>
-    <canvas  style="width: 200px; height: 150px; background-color: #ffff00;"></canvas>
+    <canvas id="getImageData" style="width: 200px; height: 150px; background-color: #ffff00;"></canvas>
   </div>
   ```
 

zh-cn/application-dev/reference/arkui-js/js-components-common-transition.md

@@ -49,6 +49,8 @@ PageA跳转到PageB，跳转的共享元素为image， shareid为“shareImage
   <list>
     <list-item type="description">
       <image src="item.jpg" shareid="shareImage" onclick="jump" class="shared-transition-style"></image>
+    </list-item>
+    <list-item>
       <text onclick="jump">Click on picture to Jump to ths details</text>
     </list-item>
   </list>
@@ -61,7 +63,8 @@ import router from '@system.router';
 export default {
   jump() {
     router.push({
-      uri: 'detailpage',
+      // 路径要与config.json配置里面的相同
+      uri: 'pages/detailpage',
     });
   },
 }