Fixes sed syntax issue on OS X
Fixes sed syntax issue on OS X

Sed on OS X works differently than Linux, and so the sed command was failing on OS X. The revised command here works on OS X and Linux.

AccenturePDC/adop-docker-compose,prunella2017/adop-docker-compose,katrinazvaigzne/adop-docker-compose,kramos/adop-docker-compose,SachinKSingh28/adop-docker-compose,prunella2017/adop-docker-compose,nickdgriffin/adop-docker-compose,dsingh07/adop-docker-compose,AccenturePDC/adop-docker-compose,SachinKSingh28/adop-docker-compose,SachinKSingh28/adop-docker-compose,nickdgriffin/adop-docker-compose,AccenturePDC/adop-docker-compose,nickdgriffin/adop-docker-compose,dsingh07/adop-docker-compose,kramos/adop-docker-compose,prunella2017/adop-docker-compose,dsingh07/adop-docker-compose,kramos/adop-docker-compose