Added the missing quotes for the sbt universal build command
Added the missing quotes for the sbt universal build command

Summary: Added missing quotes for the sbt universal command.

Test Plan: Try to start Marathon as described

Reviewers: ichernetsky, timcharper, kensipe

Reviewed By: timcharper, kensipe

Subscribers: marathon-dev

Differential Revision: https://phabricator.mesosphere.com/D837

guenter/marathon,meln1k/marathon,mesosphere/marathon,gsantovena/marathon,Caerostris/marathon,mesosphere/marathon,janisz/marathon,meln1k/marathon,janisz/marathon,janisz/marathon,meln1k/marathon,guenter/marathon,gsantovena/marathon,guenter/marathon,guenter/marathon,meln1k/marathon,gsantovena/marathon,guenter/marathon,mesosphere/marathon,meln1k/marathon,janisz/marathon,gsantovena/marathon,Caerostris/marathon,mesosphere/marathon,gsantovena/marathon,janisz/marathon,Caerostris/marathon,Caerostris/marathon,Caerostris/marathon,mesosphere/marathon