Enable property filteredItems on Android

[NickIliev]

Tell us about the problem

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Accessing the filteredItems property for RadAutocompleteTextView is returning a result on iOS but is not working on Android (always returning a length of 0).

Feature request -make filteredItems applicable for both platforms

Which platform(s) does your issue occur on?

Android

Please provide the following version numbers that your issue occurs with:

Release branch for nativescript-ui-samples-angular

Please tell us how to recreate the issue in as much detail as possible.

• Use this example

• Introduce the following snippet in the code behind

public onSuggestionViewBecameVisible(args) {
    console.log("onSuggestionViewBecameVisible");

    let radAutoComplete = args.object;
    let shownItems = radAutoComplete.filteredItems;
    console.log("shownItems.length: " + shownItems.length); // works on iOS - enable for Android as currently always returing 0
}

• Start the application and navigate to AutoComplete >> Events and start typing to show the suggestion view and trigger the onSuggestionViewBecameVisible callback.

[zbranzov]

The feature is released in nativescript-ui-autocomplete@3.8.0