CI: validate composer.lock of Api Platform
CI: validate composer.lock of Api Platform

Issue: #1579

ecamp/ecamp3,ecamp/ecamp3,usu/ecamp3,pmattmann/ecamp3,pmattmann/ecamp3,ecamp/ecamp3,usu/ecamp3,usu/ecamp3,pmattmann/ecamp3,usu/ecamp3,ecamp/ecamp3,pmattmann/ecamp3