Fix `wp_link_query` special character encoding

fix-wp-link-query.php

<?php

add_filter( 'wp_link_query', 'trac_44310_wp_link_query', 10, 1 );
function trac_44310_wp_link_query( $results ) {

	foreach( $results as $index => $result ) {
		$results[$index]['title'] = trim( esc_html( strip_tags( html_entity_decode( $result['title'] ) ) ) );
	}

	return $results;

}