Open Gcal in a new tab

functions.php

<?php
add_filter( 'tribe_events_ical_single_event_links', 'ph_open_gcal_on_new_tab', 10, 3 );

function ph_open_gcal_on_new_tab( $calendar_links ) {
	if ( is_single() && post_password_required() ) {
		return;
	}
	$calendar_links = '<div class="tribe-events-cal-links">';
	$calendar_links .= '<a class="tribe-events-gcal tribe-events-button" target="_blank" href="' . Tribe__Events__Main::instance()
	                                                                                                                  ->esc_gcal_url( tribe_get_gcal_link() ) . '" title="' . esc_attr__( 'Add to Google Calendar', 'the-events-calendar' ) . '">+ ' . esc_html__( 'Google Calendar', 'the-events-calendar' ) . '</a>';
	$calendar_links .= '<a class="tribe-events-ical tribe-events-button" href="' . esc_url( tribe_get_single_ical_link() ) . '" title="' . esc_attr__( 'Download .ics file', 'the-events-calendar' ) . '" >+ ' . esc_html__( 'iCal Export', 'the-events-calendar' ) . '</a>';
	$calendar_links .= '</div><!-- .tribe-events-cal-links -->';

	return $calendar_links;
}