Change docs filter mc4wp_gravity-forms_integration_options to mc4wp_integration_gravity-forms_options

Author: jmslbam

sample-code-snippets/integrations/filter-integration-options.php

@@ -3,7 +3,7 @@
 /**
 * This filter enables the "update existing subscribers" option for the MailChimp for WordPress Gravity Forms integration
 */
-add_filter( 'mc4wp_gravity-forms_integration_options', function( $opts ) {
+add_filter( 'mc4wp_integration_gravity-forms_options', function( $opts ) {
 	$opts['update_existing'] = true;
 	return $opts;
-});
+});