Use release-1.9 kubernetes branches

[munnerz]

What this PR does / why we need it:

Update to use the newest Kubernetes release branches.

Release note:

Upgrade to release-1.9 Kubernetes client libraries

[jetstack-ci-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: We suggest the following additional approver: wallrj

Assign the PR to them by writing /assign @wallrj in a comment when ready.

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[munnerz]

/test e2e

[munnerz]

@wallrj what version of dep are you using? I am on 0.3.2 and there is no newer release available.

[munnerz]

/hold

[jetstack-ci-bot]

/lgtm cancel //PR changed after LGTM, removing LGTM. @munnerz @wallrj

[munnerz]

/retest

[munnerz]

/retest

[munnerz]

So the hash actually was incorrect. #211 fixes this.

[munnerz]

/hold cancel

[jetstack-ci-bot]

/test all [submit-queue is verifying that this PR is safe to merge]

[jetstack-ci-bot]

Automatic merge from submit-queue.