docs: update source url

Author: yanglbme

README.md

@@ -70,17 +70,11 @@ This organization exists thanks to all the people who contribute.
 
 <table>
   <tr>
-    <td align="center" style="width: 160px;">
-      <a href="https://github.com/doocs">
-        <img src="./images/qrcode-for-doocs.jpg" style="width: 500px;"><br>
-        <sub>Subscription</sub>
-      </a><br>
+    <td align="center" style="width: 260px;">
+      <img src="https://cdn-doocs.oss-cn-shenzhen.aliyuncs.com/gh/doocs/images/qrcode-for-doocs-en.png" style="width: 400px;"><br>
     </td>
-    <td align="center" style="width: 160px;">
-      <a href="https://github.com/yanglbme">
-        <img src="./images/qrcode-for-yanglbme.jpg" style="width: 500px;"><br>
-        <sub>Wechat</sub>
-      </a><br>
+    <td align="center" style="width: 260px;">
+      <img src="https://cdn-doocs.oss-cn-shenzhen.aliyuncs.com/gh/doocs/images/qrcode-for-yanglbme-en.png" style="width: 400px;"><br>
     </td>
   </tr>
 </table>

README_CN.md

@@ -69,17 +69,11 @@ GitHub 技术社区 [Doocs](https://github.com/doocs) 旗下唯一公众号「**
 
 <table>
   <tr>
-    <td align="center" style="width: 160px;">
-      <a href="https://github.com/doocs">
-        <img src="./images/qrcode-for-doocs.jpg" style="width: 500px;"><br>
-        <sub>公众平台</sub>
-      </a><br>
+    <td align="center" style="width: 260px;">
+      <img src="https://cdn-doocs.oss-cn-shenzhen.aliyuncs.com/gh/doocs/images/qrcode-for-doocs.png" style="width: 400px;"><br>
     </td>
-    <td align="center" style="width: 160px;">
-      <a href="https://github.com/yanglbme">
-        <img src="./images/qrcode-for-yanglbme.jpg" style="width: 500px;"><br>
-        <sub>个人微信</sub>
-      </a><br>
+    <td align="center" style="width: 260px;">
+      <img src="https://cdn-doocs.oss-cn-shenzhen.aliyuncs.com/gh/doocs/images/qrcode-for-yanglbme.png" style="width: 400px;"><br>
     </td>
   </tr>
 </table>