fixing the invalid yml error

1 job for 102/mike/filterDefaults in 41 seconds
Name Stage Failure
build Test
 Version:           18.06.1-ce
API version: 1.38
Go version: Cannot connect to the Docker daemon at tcp://docker:2375/. Is the docker daemon running?
Git commit: e68fc7a
Built: Tue Aug 21 17:20:43 2018
OS/Arch: linux/amd64
Experimental: false
ERROR: Job failed: exit code 1