Add a script that grants permissions, similar to the msft script

[janboll]

What

Create a script to grant permissions

Why

document permissions required for openshift bot

Special notes for your reviewer

[mmazur]

/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: janboll, mmazur

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• dev-infrastructure/OWNERS [janboll,mmazur]

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[openshift-ci-robot]

/retest-required

Remaining retests: 0 against base HEAD 19cc7cd and 2 for PR HEAD 7c9a945 in total

[openshift-ci]

@janboll: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/e2e-parallel	7c9a945	link	true	/test e2e-parallel

Full PR test history. Your PR dashboard.

Details

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