1. multiple-auto-complete.component.html:
a. #7137: show full width for input ([matAutocompleteConnectedTo]="origin") | wrap title into multiple lines (added classes "title-subtitle-fn", "subtitle-fn", "subtitle-fn-inner" and updated classes "title-fn", "title-fn-inner").
b. single-auto-complete.component.html: #7136: Show "No results found" when user is not typing and there are no results.
c. added check to show this label according to "showNoResultsLabel" input parameter.
2. multiple-auto-complete.component.ts & single-auto-complete.component.ts:
a. Added field "queryValue", input "showNoResultsLabel".
b. increase "requestDelay" from 400 to 600ms.
3. multiple-auto-complete.component.scss: wrap title into multiple lines (added classes "title-subtitle-fn", "subtitle-fn", "subtitle-fn-inner" and updated classes "title-fn", "title-fn-inner").
4. dmp-invitation-dialog.component.html: In <app-multiple-auto-complete> added parameter [showNoResultsLabel]="false".