docs(website): remove sponsorship section

website/pages/en/index.js

@@ -111,20 +111,6 @@ class Index extends React.Component {
       </div>
     );
 
-    const Sponsorship = () => (
-      <div
-        className="productShowcaseSection paddingBottom"
-        style={{textAlign: 'center'}}>
-        <h2>Sponsorship</h2>
-        <MarkdownBlock>
-          Sponsoring always helps a lot to maintain Diagrams. Thank you :)
-        </MarkdownBlock>
-        <a href="https://www.buymeacoffee.com/mingrammer" target="_blank">
-          <img id="buymeacoffee" src="https://cdn.buymeacoffee.com/buttons/default-orange.png" alt="Buy Me A Coffee"/>
-        </a>
-      </div>
-    );
-
     const Example = () => (
       <Block>
         {[
@@ -162,7 +148,6 @@ class Index extends React.Component {
           <About />
           <Example />
           <Example2 />
-          <Sponsorship />
         </div>
       </div>
     );