switch to aws-sdk-go-v2 as v1 is going away

[dims]

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.

[shraddhabang]

Thank you for pointing it out. We are aware of this. We will soon start work on this.

[k8s-triage-robot]

This issue is labeled with priority/important-soon but has not been updated in over 90 days, and should be re-triaged.
Important-soon issues must be staffed and worked on either currently, or very soon, ideally in time for the next release.

You can:

• Confirm that this issue is still relevant with /triage accepted (org members only)
• Deprioritize it with /priority important-longterm or /priority backlog
• Close this issue with /close

For more details on the triage process, see https://www.kubernetes.dev/docs/guide/issue-triage/

/remove-triage accepted