Switch openshift/kubernetes master to golang 1.15

[marun]

No description provided.

[marun]

/hold

Waiting for the following PRs to merge before this PR blocks further merges pending openshift/kubernetes#348 :

• Bug 1873043: Commit test/e2e/generated/bindata.go kubernetes#349
• Bug 1873043: Enable k8s-e2e-gcp-serial kubernetes#337

[sttts]

/approve
/lgtm

[openshift-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: marun, sttts

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Needs approval from an approver in each of these files:

• ci-operator/config/openshift/kubernetes/OWNERS [sttts]

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[marun]

/hold cancel

[marun]

/retest

[openshift-bot]

/retest

Please review the full test history for this PR and help us cut down flakes.

[openshift-ci-robot]

@marun: The following tests failed, say /retest to rerun all failed tests:

Test name	Commit	Details	Rerun command
ci/rehearse/openshift/kubernetes/master/verify-commits	c6b9098	link	/test pj-rehearse
ci/rehearse/openshift/kubernetes/master/e2e-vsphere	c6b9098	link	/test pj-rehearse

Full PR test history. Your PR dashboard.

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Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.

[openshift-bot]

/retest

Please review the full test history for this PR and help us cut down flakes.

[openshift-ci-robot]

@marun: Updated the ci-operator-master-configs configmap in namespace ci at cluster app.ci using the following files:

• key openshift-kubernetes-master.yaml using file ci-operator/config/openshift/kubernetes/openshift-kubernetes-master.yaml

Details

In response to this:

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository.