[ADF-5410] code fixes and updates prior to Angular 12 upgrade (#7177)

* package fixes

* upgrade stylelint config

* upgrade configuration and stats

* code fixes based on Angular upgrade

* rework scss-bundle usage

* use node 14 with travis (lts)

* fix production builds

* fix node sass version

lib/core/form/components/widgets/dynamic-table/dynamic-table.widget.ts

@@ -29,7 +29,6 @@ import { DynamicTableModel } from './dynamic-table.widget.model';
 @Component({
     selector: 'dynamic-table-widget',
     templateUrl: './dynamic-table.widget.html',
-    styleUrls: ['./dynamic-table.widget.scss'],
     host: {
         '(click)': 'event($event)',
         '(blur)': 'event($event)',