chore: update sponsors

Author: yyx990803

BACKERS.md

@@ -12,9 +12,9 @@ Funds donated via Patreon go directly to support Evan You's full-time work on Vu
 
 <br><br>
 
-<h2 align="center">Platinum via Patreon</h2>
+<h2 align="center">Special Sponsors</h2>
 
-<!--platinum start-->
+<!--special start-->
 <table>
   <tbody>
     <tr>
@@ -23,11 +23,27 @@ Funds donated via Patreon go directly to support Evan You's full-time work on Vu
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/stdlib.png">
         </a>
       </td>
+      <td align="center" valign="middle">
+        <a href="https://www.bitsrc.io/?utm_source=vue&utm_medium=vue&utm_campaign=vue&utm_term=vue&utm_content=vue" target="_blank">
+          <img height="90px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/bit.png">
+        </a>
+      </td>
       <td align="center" valign="middle">
         <a href="https://xiaozhuanlan.com" target="_blank">
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/cn.vuejs.org/master/themes/vue/source/images/xiaozhuanlan.png">
         </a>
       </td>
+    </tr><tr></tr>
+  </tbody>
+</table>
+<!--special end-->
+
+<h2 align="center">Platinum via Patreon</h2>
+
+<!--platinum start-->
+<table>
+  <tbody>
+    <tr>
       <td align="center" valign="middle">
         <a href="http://tooltwist.com/" target="_blank">
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/tooltwist.png">
@@ -38,8 +54,6 @@ Funds donated via Patreon go directly to support Evan You's full-time work on Vu
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/vueschool.png">
         </a>
       </td>
-    </tr><tr></tr>
-    <tr>
       <td align="center" valign="middle">
         <a href="https://www.datacamp.com/careers?utm_source=vuejs&utm_medium=sidebar" target="_blank">
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/datacamp.png">

README.md

@@ -23,11 +23,8 @@ Vue.js is an MIT-licensed open source project. It's an independent project with
 
 Funds donated via Patreon go directly to support Evan You's full-time work on Vue.js. Funds donated via OpenCollective are managed with transparent expenses and will be used for compensating work and expenses for core team members or sponsoring community events. Your name/logo will receive proper recognition and exposure by donating on either platform.
 
-<h3 align="center">Sponsors via Patreon</h3>
-
-<h4 align="center">Platinum</h4>
-
-<!--platinum start-->
+<h3 align="center">Special Sponsors</h3>
+<!--special start-->
 <table>
   <tbody>
     <tr>
@@ -36,11 +33,29 @@ Funds donated via Patreon go directly to support Evan You's full-time work on Vu
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/stdlib.png">
         </a>
       </td>
+      <td align="center" valign="middle">
+        <a href="https://www.bitsrc.io/?utm_source=vue&utm_medium=vue&utm_campaign=vue&utm_term=vue&utm_content=vue" target="_blank">
+          <img height="90px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/bit.png">
+        </a>
+      </td>
       <td align="center" valign="middle">
         <a href="https://xiaozhuanlan.com" target="_blank">
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/cn.vuejs.org/master/themes/vue/source/images/xiaozhuanlan.png">
         </a>
       </td>
+    </tr><tr></tr>
+  </tbody>
+</table>
+<!--special end-->
+
+<h3 align="center">Sponsors via Patreon</h3>
+
+<h4 align="center">Platinum</h4>
+
+<!--platinum start-->
+<table>
+  <tbody>
+    <tr>
       <td align="center" valign="middle">
         <a href="http://tooltwist.com/" target="_blank">
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/tooltwist.png">
@@ -51,8 +66,6 @@ Funds donated via Patreon go directly to support Evan You's full-time work on Vu
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/vueschool.png">
         </a>
       </td>
-    </tr><tr></tr>
-    <tr>
       <td align="center" valign="middle">
         <a href="https://www.datacamp.com/careers?utm_source=vuejs&utm_medium=sidebar" target="_blank">
           <img width="222px" src="https://raw.githubusercontent.com/vuejs/vuejs.org/master/themes/vue/source/images/datacamp.png">