Alter Breadcrumbs End Title

function myprefix_tweak_breadcrumbs( $trail ) {

	// Change trail end title
	$trail['trail_end'] = 'YOUR CUSTOM END';

	// Return breadcrums trail
	return $trail;
}
add_filter( 'wpex_breadcrumbs_trail', 'myprefix_tweak_breadcrumbs' );