upgrade Liferay VM to 7.4.3.8-ga8 (#1605)
upgrade Liferay VM to 7.4.3.8-ga8 (#1605)


GoogleCloudPlatform/click-to-deploy,GoogleCloudPlatform/click-to-deploy,GoogleCloudPlatform/click-to-deploy,GoogleCloudPlatform/click-to-deploy,GoogleCloudPlatform/click-to-deploy,GoogleCloudPlatform/click-to-deploy