Fix a typo in appengine/php72/wordpress/README.md (#735)
Fix a typo in appengine/php72/wordpress/README.md (#735)


GoogleCloudPlatform/php-docs-samples,GoogleCloudPlatform/php-docs-samples,GoogleCloudPlatform/php-docs-samples,GoogleCloudPlatform/php-docs-samples,GoogleCloudPlatform/php-docs-samples