minor readme tweak

1 job for master in 51 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
failed #30377240
test_main

00:00:51

 
Name Stage Failure
failed
test_main Test There is an unknown failure, please try again
      ...

# failed 1 test
not ok 1 - syslog.singleLines # time=43.899ms

1..1
# failed 1 test
# time=70.461ms
ERROR: Job failed: exit code 1