chore: remove route for silent callback

Author: adrienne-deriv

packages/core/build/config.js

@@ -120,11 +120,6 @@ const copyConfig = base => {
             to: 'front-channel.html',
             toType: 'file',
         },
-        {
-            from: path.resolve(__dirname, '../src/root_files/silent-callback.html'),
-            to: 'silent-callback.html',
-            toType: 'file',
-        },
         { from: path.resolve(__dirname, '../src/root_files/robots.txt'), to: 'robots.txt', toType: 'file' },
         { from: path.resolve(__dirname, '../src/root_files/sitemap.xml'), to: 'sitemap.xml', toType: 'file' },
         {