WIP: Update gobuild.sh to pass version flags via -ldflags
WIP: Update gobuild.sh to pass version flags via -ldflags

rjschwei/amazon-ecs-init,aws/amazon-ecs-init,aws/amazon-ecs-agent,kiranmeduri/amazon-ecs-agent,kiranmeduri/amazon-ecs-agent,aws/amazon-ecs-init,kiranmeduri/amazon-ecs-agent,aws/amazon-ecs-agent,aws/amazon-ecs-init,rjschwei/amazon-ecs-init,aws/amazon-ecs-agent,kiranmeduri/amazon-ecs-agent,aws/amazon-ecs-agent