chore: fix OpenCollective silver

Author: yyx990803

themes/vue/layout/sponsors-page.ejs

@@ -91,6 +91,16 @@ Recurring pledges come with exclusive perks, e.g. having your name listed in the
 <%_ } _%>
 </p>
 
+<h3>OpenCollective Platinum</h3>
+
+<p class="open-collective-sponsors sponsor-section">
+<%_ for (let i = 0; i < 10; i++) {_%>
+  <a href="https://opencollective.com/vuejs/tiers/platinum-sponsors/<%- i %>/website" target="_blank">
+    <img src="https://opencollective.com/vuejs/tiers/platinum-sponsors/<%- i %>/avatar.svg">
+  </a>
+<%_ } _%>
+</p>
+
 <h3>Special Sponsors (China)</h3>
 
 <p class="platinum">
@@ -131,6 +141,16 @@ Recurring pledges come with exclusive perks, e.g. having your name listed in the
 <%_ } _%>
 </p>
 
+<h3>OpenCollective Silver</h3>
+
+<p class="open-collective-sponsors sponsor-section">
+<%_ for (let i = 0; i < 5; i++) {_%>
+  <a href="https://opencollective.com/vuejs/tiers/silver-sponsors/<%- i %>/website" target="_blank">
+    <img src="https://opencollective.com/vuejs/tiers/silver-sponsors/<%- i %>/avatar.svg">
+  </a>
+<%_ } _%>
+</p>
+
 <p>
 If you run a business and are using Vue in a revenue-generating product, it makes business sense to sponsor Vue development: <b>it ensures the project that your product relies on stays healthy and actively maintained.</b> It can also help your exposure in the Vue community and makes it easier to attract Vue developers.
 </p>