Modified community index and added x-org image

Author: Manish-hr14

content/en/community/_index.html

@@ -122,9 +122,9 @@ <h2>Discussions</h2>
 
     <div id="twitter" class="community-resource">
       <a href="https://twitter.com/kubernetesio">
-        <img src="/images/community/twitter.png" alt="Twitter">
+        <img src="/images/community/x-org.png" alt="𝕏.org">
       </a>
-      <a href="https://twitter.com/kubernetesio">Twitter&nbsp;&#9654;</a>
+      <a href="https://twitter.com/kubernetesio">𝕏&nbsp;&#9654;</a>
       <p><em>#kubernetesio</em></p>
       <p>Real-time announcements of blog posts, events, news, ideas.</p>
     </div>