sponsor: update url

Author: airyland

README.md

@@ -63,7 +63,7 @@
 
 <p align="center">
   <a href="https://www.bmqb.com/a/jobs?tracking_code=opencollective">
-    <img src="https://i.loli.net/2018/06/04/5b155b201c72c.png">
+    <img src="https://ww1.sinaimg.cn/large/663d3650gy1fs3l6w13z2j206y02bdfp.jpg">
   </a>
 </p>
 

docs/index.html

@@ -173,10 +173,10 @@ <h1 class="vux-title">VUX</h1>
             </p>
             <p class="best-companies">
               <a href="https://www.bmqb.com/a/jobs?tracking_code=opencollective" target="_blank">
-                <img src="https://i.loli.net/2018/06/04/5b155b201c72c.png">
+                <img src="https://ww1.sinaimg.cn/large/663d3650gy1fs3l6w13z2j206y02bdfp.jpg">
               </a>
               <a href="https://www.upyun.com" target="_blank">
-                <img src="https://i.loli.net/2018/06/04/5b155c199f725.png" style="height:42px;">
+                <img src="https://ww1.sinaimg.cn/large/663d3650gy1fs3l83hokej20b4040weg.jpg" style="height:42px;">
               </a>
             </p>
           </div>

docs/zh-CN/README.md

@@ -52,10 +52,10 @@ title: 关于 VUX
 
 <p class="best-companies">
   <a href="https://www.bmqb.com/a/jobs?tracking_code=opencollective" target="_blank">
-    <img src="https://i.loli.net/2018/06/04/5b155b201c72c.png"/>
+    <img src="https://ww1.sinaimg.cn/large/663d3650gy1fs3l6w13z2j206y02bdfp.jpg"/>
   </a>
   <a href="https://www.upyun.com" target="_blank">
-    <img src="https://i.loli.net/2018/06/04/5b155c199f725.png" style="height:52px;"/>
+    <img src="https://ww1.sinaimg.cn/large/663d3650gy1fs3l83hokej20b4040weg.jpg" style="height:52px;"/>
   </a>
 </p>
 

docs/zh-CN/contribution/donate.md

@@ -7,10 +7,10 @@ title: 捐赠支持 VUX
 <br>
 <p class="best-companies">
   <a href="https://www.bmqb.com/a/jobs?tracking_code=opencollective" target="_blank">
-    <img src="https://i.loli.net/2018/06/04/5b155b201c72c.png"/>
+    <img src="https://ww1.sinaimg.cn/large/663d3650gy1fs3l6w13z2j206y02bdfp.jpg"/>
   </a>
   <a href="https://www.upyun.com" target="_blank">
-    <img src="https://i.loli.net/2018/06/04/5b155c199f725.png" style="height:52px;"/>
+    <img src="https://ww1.sinaimg.cn/large/663d3650gy1fs3l83hokej20b4040weg.jpg" style="height:52px;"/>
   </a>
 </p>