Fix job runner newline.add tests #132

Job	Run time
1/4	13m 11s
1/4	13m 11s
2/4	12m 53s
2/4	12m 53s
3/4	11m 27s
3/4	11m 27s
4/4	14m 39s
4/4	14m 39s
py-3-latest	21m 15s
py-3-latest	21m 15s
flaky	6m 28s
flaky	6m 28s
_remote_background_indep_poll	5m 14s
_remote_background_indep_poll	5m 14s
_remote_background_indep_tcp	7m 0s
_remote_background_indep_tcp	7m 0s
macos 1/5	21m 7s
macos 1/5	24m 1s
macos 2/5	19m 57s
macos 2/5	19m 57s
codecov	0s
codecov	10s
	4h 29m 26s

Provide feedback