removed obsolete cds.emit monky patch

fiori/server.js

@@ -1,13 +1,5 @@
 const cds = require ('@sap/cds')
 
-cds.emit = function (event,...args) {
-  switch (event) {
-    case 'served': return this.served = Promise.all (this.listeners(event).map (each => each.call(this,...args)))
-    case 'listening': return this.served.then (()=> this.__proto__.emit.call (this, event, ...args))
-    default: return this.__proto__.emit.call (this, event, ...args)
-  }
-}
-
 cds.once('bootstrap',(app)=>{
   app.serve ('/orders/webapp').from('@capire/orders','app/orders/webapp')
   app.serve ('/bookshop').from('@capire/bookshop','app/vue')