[ACS-4535] cleanup unused dependencies (#3064)

* cleanup unused dependencies

* more cleanup

e2e/lite-server-proxy.js

@@ -1,54 +0,0 @@
-let fallback = require('connect-history-api-fallback');
-require('@alfresco/adf-cli/tooling').dotenvConfig();
-var proxyMiddleware = require('http-proxy-middleware');
-
-function getProxy(contentHost) {
-  return {
-      '/alfresco': {
-          target: contentHost,
-          secure: false,
-          changeOrigin: true,
-          // workaround for REPO-2260
-          onProxyRes: function (proxyRes, req, res) {
-              const header = proxyRes.headers['www-authenticate'];
-              if (header && header.startsWith('Basic')) {
-                  proxyRes.headers['www-authenticate'] = 'x' + header;
-              }
-          },
-      }
-  }
-}
-
-function getMiddleWares() {
-  var counter = 0;
-  const proxies = {
-      ...getProxy(process.env.APP_CONFIG_ECM_HOST),
-  };
-  const appMiddlewares = Object.keys(proxies).reduce((accumulator, proxyName) => {
-      counter++;
-      return {
-          ...accumulator,
-          [counter]: proxyMiddleware(proxyName, proxies[proxyName]),
-      }
-  }, {});
-  counter++;
-
-  return {
-      ...appMiddlewares,
-      [counter]: fallback({ index: '/index.html', verbose: true }),
-  };
-}
-module.exports = {
-  injectChanges: false, // workaround for Angular 2 styleUrls loading
-  files: ['./**/*.{html,htm,css,js}'],
-  watchOptions: {
-    ignoreInitial: true,
-    ignored: '*'
-  },
-  ghostMode: false,
-  port: 4200,
-  open: false,
-  server: {
-    middleware: getMiddleWares(),
-  }
-};