🌱 change how we register scheme as per capi 1.6

[kranurag7]

What this PR does / why we need it:
Ref: https://cluster-api.sigs.k8s.io/developer/providers/migrations/v1.5-to-v1.6#suggested-changes-for-providers

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #

Special notes for your reviewer:

1. Please confirm that if this PR changes any image versions, then that's the sole change this PR makes.

TODOs:

• squashed commits
• if necessary:
  • includes documentation
  • adds unit tests

/hold

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[k8s-ci-robot]

Welcome @kranurag7!

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[k8s-ci-robot]

Hi @kranurag7. Thanks for your PR.

I'm waiting for a kubernetes-sigs member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[jichenjc]

/ok-to-test

[EmilienM]

/lgtm

[EmilienM]

/hold cancel

[dulek]

/lgtm

[EmilienM]

/lgtm

[jichenjc]

/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jichenjc, kranurag7

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