[WIP] PCP-22: Boostrap and CAPI changes

[AmitSahastra]

Minor changes

PCP-22: CAPI changes

Code cleanup

Added takeOverCluster in ClusterSpec

Added takeOverCluster in ClusterSpec

Spectro generated changes

Update cluster_types.go

Update kubeadmconfig_controller.go

Update controller.go

Update kubeadm_control_plane_webhook.go

Added takeOverCluster in Annotations

Update kubeadm_control_plane_webhook.go

What this PR does / why we need it:

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 #

[spectro-prow]

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[spectro-prow]

Hi @AmitSahastra. Thanks for your PR.

I'm waiting for a spectrocloud 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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