fix: don't use short imports in demo apps

Author: Fatme

demo/JavaScriptApp/app/activity.android.js

@@ -1,4 +1,4 @@
-const frame = require("ui/frame");
+const frame = require("tns-core-modules/ui/frame");
 
 const superProto = androidx.appcompat.app.AppCompatActivity.prototype;
 androidx.appcompat.app.AppCompatActivity.extend("org.myApp.MainActivity", {

demo/JavaScriptApp/app/app.js

@@ -4,7 +4,7 @@ You can use this file to perform app-level initialization, but the primary
 purpose of the file is to pass control to the app’s first module.
 */
 
-var application = require("application");
+var application = require("tns-core-modules/application");
 
 application.start({ moduleName: "main-page" });
 

demo/JavaScriptApp/app/main-page.android.js

@@ -1,4 +1,4 @@
-var frameModule = require("ui/frame");
+var frameModule = require("tns-core-modules/ui/frame");
 var createViewModel = require("./main-view-model").createViewModel;
 
 function onNavigatingTo(args) {

demo/JavaScriptApp/app/main-page.ios.js

@@ -1,4 +1,4 @@
-var frameModule = require("ui/frame");
+var frameModule = require("tns-core-modules/ui/frame");
 var createViewModel = require("./main-view-model").createViewModel;
 
 function onNavigatingTo(args) {

demo/JavaScriptApp/app/main-view-model.js

@@ -1,4 +1,4 @@
-var Observable = require("data/observable").Observable;
+var Observable = require("tns-core-modules/data/observable").Observable;
 
 function getMessage(counter) {
     if (counter <= 0) {

demo/TypeScriptApp/app/activity.android.ts

@@ -1,4 +1,4 @@
-import {setActivityCallbacks, AndroidActivityCallbacks} from "ui/frame";
+import {setActivityCallbacks, AndroidActivityCallbacks} from "tns-core-modules/ui/frame";
 
 @JavaProxy("org.myApp.MainActivity")
 class Activity extends androidx.appcompat.app.AppCompatActivity {

demo/TypeScriptApp/app/app.ts

@@ -4,7 +4,7 @@ You can use this file to perform app-level initialization, but the primary
 purpose of the file is to pass control to the app’s first module.
 */
 
-import * as app from 'application';
+import * as app from 'tns-core-modules/application';
 
 app.start({ moduleName: 'main-page' });
 

demo/TypeScriptApp/app/main-page.ios.ts

@@ -4,11 +4,11 @@ a code-behind file. The code-behind is a great place to place your view
 logic, and to set up your page’s data binding.
 */
 
-import { EventData } from 'data/observable';
-import { Page } from 'ui/page';
+import { EventData } from 'tns-core-modules/data/observable';
+import { Page } from 'tns-core-modules/ui/page';
 import { HelloWorldModel } from './main-view-model';
-import { Label } from 'ui/label';
-import * as frameModule from 'ui/frame';
+import { Label } from 'tns-core-modules/ui/label';
+import * as frameModule from 'tns-core-modules/ui/frame';
 
 // Event handler for Page "navigatingTo" event attached in main-page.xml
 export function onNavigatingTo(args: EventData) {

demo/TypeScriptApp/app/main-view-model.ts

@@ -1,4 +1,4 @@
-import {Observable} from 'data/observable';
+import {Observable} from 'tns-core-modules/data/observable';
 
 export class HelloWorldModel extends Observable {