Remove dead-code

packages/website/ts/components/footer.tsx

@@ -13,7 +13,6 @@ interface FooterMenuItem {
     title: string;
     path?: string;
     isExternal?: boolean;
-    fileName?: string;
 }
 
 enum Sections {
@@ -56,25 +55,21 @@ const menuItemsBySection: MenuItemsBySection = {
             title: 'Rocket.chat',
             isExternal: true,
             path: constants.URL_ZEROEX_CHAT,
-            fileName: 'rocketchat.png',
         },
         {
             title: 'Blog',
             isExternal: true,
             path: constants.URL_BLOG,
-            fileName: 'medium.png',
         },
         {
             title: 'Twitter',
             isExternal: true,
             path: constants.URL_TWITTER,
-            fileName: 'twitter.png',
         },
         {
             title: 'Reddit',
             isExternal: true,
             path: constants.URL_REDDIT,
-            fileName: 'reddit.png',
         },
     ],
     Organization: [