WIP: Add vSphere multi disk support

[vr4manta]

Changes

• Create new feature gate for vSphere multi disk
• Create initial CRD changes for adding additional disks to vSphere machines

[openshift-ci]

Skipping CI for Draft Pull Request.
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You can still manually trigger a test run with /test all

[openshift-ci]

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[openshift-ci]

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This pull-request has been approved by: vr4manta
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[vr4manta]

/test all

[openshift-ci]

@vr4manta: 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/verify	d0d5f8c	link	true	/test verify

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[kannon92]

Do you have a Jira ticket for this work? I'm trying to research disk support in openshift and this is of interest to me.

[vr4manta]

/retest

[vr4manta]

Do you have a Jira ticket for this work? I'm trying to research disk support in openshift and this is of interest to me.

@kannon92 , We are investigating this as well. I am using our spike to track the work and am getting stories / epic information for you. I'll attach the JIRAs to the PR above as well.

Spike: https://issues.redhat.com/browse/SPLAT-1789