Call visibility URL on bind

NewsArticlesAdapter.java

@Override
    public void onBindViewHolder(final ViewHolder viewHolder, final int i) {

        NewsArticle newsArticle = newsArticles.get(i);
        final String articleVisibleUrl = newsArticle.visibleUrl;
        if (!TextUtils.isEmpty(articleVisibleUrl) && newsArticle.isPromoted) {
            Volley.newRequestQueue(context).add(new StringRequest(articleVisibleUrl, new Response.Listener<String>() {
                @Override
                public void onResponse(String s) {
                    // Do nothing
                }
            }, new Response.ErrorListener() {
                @Override
                public void onErrorResponse(VolleyError volleyError) {
                    // Do nothing
                }
            }));
        }
}