chore(package): update stylelint to version 7.0.2
chore(package): update stylelint to version 7.0.2

https://greenkeeper.io/
gil--/magento2-theme-blank-sass,SnowdogApps/magento2-theme-blank-sass,SnowdogApps/magento2-theme-blank-sass,gil--/magento2-theme-blank-sass,Rocketweb-FED/magento2-theme-blank-sass,Rocketweb-FED/magento2-theme-blank-sass