⚠️ Adjust import alias to align with CAPI migration recommendation

[Karthik-K-N]

What this PR does / why we need it:

This PR does following things

1. Adjust import alias to align with CAPI migration recommendation
   Reference: https://github.com/kubernetes-sigs/cluster-api/blob/9a7f9013d7e4ccb183203d11baf022d435f72bec/docs/book/src/developer/providers/migrations/v1.10-to-v1.11.md#how-to-bump-to-capi-v111-but-keep-using-deprecated-v1beta1-conditions

2. There were few accidental API spec changes in PR, This PR reverts it back.

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:

/area provider/ibmcloud

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

Release note:

Adjust import alias to align with CAPI migration recommendation

[netlify]

✅ Deploy Preview for kubernetes-sigs-cluster-api-ibmcloud ready!

Name	Link
🔨 Latest commit	7a80174
🔍 Latest deploy log	https://app.netlify.com/projects/kubernetes-sigs-cluster-api-ibmcloud/deploys/68539c96dfbd78000894d99c
😎 Deploy Preview	https://deploy-preview-2393.cluster-api-ibmcloud.sigs.k8s.io
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify project configuration.

[Karthik-K-N]

/hold for one round of testing

[Amulyam24]

/lgtm

[Karthik-K-N]

Tested a PowerVS Cluster creation flow and working as expected, machines are provisioned

karthikkn@Karthiks-MacBook-Pro cluster-api-provider-ibmcloud % kubectl get machines
NAME                                         CLUSTER                  NODENAME                                     PROVIDERID                                                                                         PHASE         AGE   VERSION
karthikkn-capi-powervs-control-plane-fmwlb   karthikkn-capi-powervs   karthikkn-capi-powervs-control-plane-fmwlb   ibmpowervs://osa/osa21/398f55b0-9e00-4d5f-a42f-86124c65dfdf/4b934898-280a-45a7-8118-44dcf1c3a843   Running       41m   v1.32.3
karthikkn-capi-powervs-control-plane-p6nqn   karthikkn-capi-powervs   karthikkn-capi-powervs-control-plane-p6nqn   ibmpowervs://osa/osa21/398f55b0-9e00-4d5f-a42f-86124c65dfdf/846871cb-e6db-4ba0-871b-6149d2bd4a18   Running       89m   v1.32.3
karthikkn-capi-powervs-control-plane-tjfws   karthikkn-capi-powervs   karthikkn-capi-powervs-control-plane-tjfws   ibmpowervs://osa/osa21/398f55b0-9e00-4d5f-a42f-86124c65dfdf/aed22c18-32d3-4d09-bc25-7feee626f78b   Running       56m   v1.32.3

[Karthik-K-N]

/hold cancel

[Prajyot-Parab]

/lgtm

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Amulyam24, Karthik-K-N, Prajyot-Parab

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [Prajyot-Parab]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment