add release note about pipeline rendering
add release note about pipeline rendering

beni55/concourse,holgero/concourse,longnguyen11288/concourse,concourse/concourse,CloudCredo/concourse,concourse/concourse,concourse/concourse,sedouard/concourse,zachgersh/concourse,zachgersh/concourse,cjcjameson/concourse,cjcjameson/concourse,beni55/concourse,concourse/concourse,zachgersh/concourse,squeedee/concourse,beni55/concourse,sedouard/concourse,sedouard/concourse,CloudCredo/concourse,squeedee/concourse,holgero/concourse,CloudCredo/concourse,cjcjameson/concourse,longnguyen11288/concourse,longnguyen11288/concourse,squeedee/concourse,holgero/concourse,concourse/concourse