Migrate to use aws-sdk-go-v2

[avanish23]

Is this a bug fix or adding new feature?
This PR migrates to aws-sdk-go-v2
Context: https://aws.amazon.com/blogs/developer/announcing-end-of-support-for-aws-sdk-for-go-v1-on-july-31-2025/
Migration guide: https://aws.github.io/aws-sdk-go-v2/docs/migrating/

Basically maintenance mode on July 31, 2024 and reach end-of-support on July 31, 2025. The SDK will not
receive API updates for new or existing services, or be updated to support new regions.

Side note: Most of the changes are present in the /vendors directory as the aws-sdk-go-v2 files have gotten added, which don't need a really need a review, so the review process can be limited to 10 files

PR for issue #1421

What is this PR about? / Why do we need it?

What testing is done?
make test has passed succesfully

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: avanish23 / name: Avanish V Patil (79e098c)

[k8s-ci-robot]

Hi @avanish23. 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.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[mskanth972]

/ok-to-test

[mskanth972]

Will review it by tomorrow

[avanish23]

/retest

[mskanth972]

/lgtm

[mskanth972]

@avanish23, can you try to get the easycla issue resolved, so that I can approve?

[k8s-ci-robot]

New changes are detected. LGTM label has been removed.

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: avanish23
Once this PR has been reviewed and has the lgtm label, please ask for approval from mskanth972. For more information see the Kubernetes Code Review Process.

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