chore: update sponsors

Author: yyx990803

Diff for: BACKERS.md

@@ -109,15 +109,22 @@ Funds donated via Patreon goes directly to support Evan You's full-time work on
         </a>
       </td>
       <td align="center" valign="middle">
-        <a href="hhttps://hackr.io/tutorials/learn-vue-js" target="_blank">
+        <a href="https://hackr.io/tutorials/learn-vue-js" target="_blank">
           <img width="148px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/hackr-io.png">
         </a>
       </td>
+      <td align="center" valign="middle">
+        <a href="https://icons8.com/" target="_blank">
+          <img width="148px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/icons8.png">
+        </a>
+      </td>
       <td align="center" valign="middle">
         <a href="https://vuejobs.com/?ref=vuejs" target="_blank">
           <img width="148px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/vuejobs.png">
         </a>
       </td>
+    </tr><tr></tr>
+    <tr>
       <td align="center" valign="middle">
         <a href="https://leanpub.com/vuejs2" target="_blank">
           <img width="148px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/tmvuejs2.png">

Diff for: README.md

@@ -117,15 +117,22 @@ Funds donated via Patreon goes directly to support Evan You's full-time work on
         </a>
       </td>
       <td align="center" valign="middle">
-        <a href="hhttps://hackr.io/tutorials/learn-vue-js" target="_blank">
+        <a href="https://hackr.io/tutorials/learn-vue-js" target="_blank">
           <img width="148px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/hackr-io.png">
         </a>
       </td>
+      <td align="center" valign="middle">
+        <a href="https://icons8.com/" target="_blank">
+          <img width="148px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/icons8.png">
+        </a>
+      </td>
       <td align="center" valign="middle">
         <a href="https://vuejobs.com/?ref=vuejs" target="_blank">
           <img width="148px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/vuejobs.png">
         </a>
       </td>
+    </tr><tr></tr>
+    <tr>
       <td align="center" valign="middle">
         <a href="https://leanpub.com/vuejs2" target="_blank">
           <img width="148px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/tmvuejs2.png">