fix: update docs without banner and with proper telegram links

docusaurus.config.js

@@ -93,7 +93,7 @@ const config = {
             position: 'right',
           },
           {
-            href: 'https://t.me/threefoldfarmers',
+            href: 'https://t.me/threefold/1',
             label: 'Telegram',
             position: 'right',
           },
@@ -133,7 +133,7 @@ const config = {
             items: [
               {
                 label: 'Telegram Chat',
-                href: 'https://t.me/threefoldfarmers',
+                href: 'https://t.me/threefold/1',
               },
               {
                 label: 'Forum',
@@ -175,14 +175,6 @@ const config = {
         disableSwitch: true,
         respectPrefersColorScheme: false,
       },
-      announcementBar: {
-        id: 'get_started',
-        content:
-          '🚀 <strong>New to ThreeFold?</strong> Start your journey here! Join our <a target="_blank" rel="noopener noreferrer" href="https://t.me/threefoldfarmers">Telegram community</a>',
-        backgroundColor: '#20232a',
-        textColor: '#fff',
-        isCloseable: true,
-      },
     }),
 };