Use kubectl version v1.17.0 in test scripts

[glindsell]

Fixes #1802
Signed-off-by: glindsell gl@seldon.io

[seldondev]

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[seldondev]

Thu May 7 10:00:37 UTC 2020
The logs for [lint] [2] will show after the pipeline context has finished.
https://github.com/SeldonIO/seldon-core/blob/gh-pages/jenkins-x/logs/SeldonIO/seldon-core/PR-1808/2.log

impatient try
jx get build logs SeldonIO/seldon-core/PR-1808 --build=2

[seldondev]

Thu May 7 10:01:17 UTC 2020
The logs for [pr-build] [1] will show after the pipeline context has finished.
https://github.com/SeldonIO/seldon-core/blob/gh-pages/jenkins-x/logs/SeldonIO/seldon-core/PR-1808/1.log

impatient try
jx get build logs SeldonIO/seldon-core/PR-1808 --build=1

[seldondev]

Thu May 7 10:02:45 UTC 2020
The logs for [lint] [4] will show after the pipeline context has finished.
https://github.com/SeldonIO/seldon-core/blob/gh-pages/jenkins-x/logs/SeldonIO/seldon-core/PR-1808/4.log

impatient try
jx get build logs SeldonIO/seldon-core/PR-1808 --build=4

[seldondev]

Thu May 7 10:03:53 UTC 2020
The logs for [pr-build] [3] will show after the pipeline context has finished.
https://github.com/SeldonIO/seldon-core/blob/gh-pages/jenkins-x/logs/SeldonIO/seldon-core/PR-1808/3.log

impatient try
jx get build logs SeldonIO/seldon-core/PR-1808 --build=3

[seldondev]

Thu May 7 10:08:22 UTC 2020
The logs for [lint] [6] will show after the pipeline context has finished.
https://github.com/SeldonIO/seldon-core/blob/gh-pages/jenkins-x/logs/SeldonIO/seldon-core/PR-1808/6.log

impatient try
jx get build logs SeldonIO/seldon-core/PR-1808 --build=6

[seldondev]

Thu May 7 10:09:17 UTC 2020
The logs for [pr-build] [5] will show after the pipeline context has finished.
https://github.com/SeldonIO/seldon-core/blob/gh-pages/jenkins-x/logs/SeldonIO/seldon-core/PR-1808/5.log

impatient try
jx get build logs SeldonIO/seldon-core/PR-1808 --build=5

[glindsell]

Replaced by comments in README > #1810