slapos.grid: copy .netrc file to buildout home path

When starting buildout, copy .netrc file to home_path is .netrc file exists
This ensure that netrc file in $HOME should work during building SR and
for deployed instance.
Status Job ID Name Coverage
  External
failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:25:44

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:50:05

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:26:20

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:32:50

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:28:54

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:27:57

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:28:47

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:24:06

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:25:36

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:26:20

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

04:15:41

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:24:32

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:37:58

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

02:02:37

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:31:07

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:28:18

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:23:47

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:26:41

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:25:15

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:22:43

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:24:53

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:23:38

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:23:10

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:23:04

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:22:57

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:24:09

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:23:05

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:24:08

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:28:42

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:28:20

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:23:15

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:31:25

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:27:17

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:42:57

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:27:25

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:24:28

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:27:09

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:38:29

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:23:53

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:24:10

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:23:17

passed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:25:46

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:25:54

failed SlapOS.Eggs.UnitTest-Master.Python3-ALAIN

00:35:19