WP Engine GeoIP - Remove slashed apostrophes

functions.php

<?php
/**
 * Filters the WP Engine GeoIP location names.
 * Removes any slashes in the names.
 *
 * @param  array $geos GeoIP-identified location names.
 * @return array       GeoIP-identified location names without slashes.
 */
function myprefix_remove_geoip_slashes( $geos ) {
	return wp_unslash( $geos );
}

add_filter( 'geoip_location_values', 'myprefix_remove_geoip_slashes' );