man,conf: Add missing newline at end of file

4 jobs for master in 3 minutes and 52 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #219742
ubuntu-16.04

00:03:52

passed #219743
ubuntu-17.10

00:03:48

passed #219744
ubuntu-18.04

00:01:23

passed #219745
ubuntu-18.04-no-backend

00:03:17