v6.20.0

Add the following imports in the Pro edition:

• ngx-translate v16 standalone directive and pipe
• ng-select v13.7 standalone component
• all ngx-bootstrap v18.1 standalone components and directives
• all Kendo v16.6 standalone components and directives
• ngxs/form-plugin v18 standalone directive
• ng2-chart v6 standalone directive
• ngx-highlightjs v10 standalone directives
• ngx-quill v21 standalone components