Update test runner

Author: EliasVal

angular.json

@@ -18,12 +18,11 @@
       "prefix": "app",
       "architect": {
         "build": {
-          "builder": "@angular-devkit/build-angular:application",
+          "builder": "@angular/build:application",
           "options": {
             "outputPath": "dist",
             "index": "src/index.html",
             "browser": "src/main.ts",
-            "polyfills": ["zone.js"],
             "tsConfig": "tsconfig.app.json",
             "assets": ["src/favicon.ico", "src/assets"],
             "styles": ["src/styles.scss"],
@@ -42,7 +41,7 @@
           "defaultConfiguration": "production"
         },
         "serve": {
-          "builder": "@angular-devkit/build-angular:dev-server",
+          "builder": "@angular/build:dev-server",
           "options": {
             "buildTarget": "ngx-toastr:build"
           },
@@ -53,20 +52,18 @@
           }
         },
         "extract-i18n": {
-          "builder": "@angular-devkit/build-angular:extract-i18n",
+          "builder": "@angular/build:extract-i18n",
           "options": {
             "buildTarget": "ngx-toastr:build"
           }
         },
         "test": {
-          "builder": "@angular-devkit/build-angular:karma",
+          "builder": "@angular/build:unit-test",
           "options": {
-            "polyfills": ["zone.js", "zone.js/testing"],
             "tsConfig": "tsconfig.spec.json",
-            "karmaConfig": "karma.conf.js",
-            "assets": ["src/favicon.ico", "src/assets"],
-            "styles": ["src/styles.scss"],
-            "scripts": []
+            "runner": "karma",
+            "coverage": true,
+            "ui": false
           }
         },
         "lint": {