Update Support Info for LTS customers

[flora-taagen]

Updated migration instructions for Azure Linux 2.0 to 3.0 for AKS LTS users

[prmerger-automator]

@flora-taagen : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit 0083b3f:

⚠️ Validation status: warnings

File	Status	Preview URL	Details
articles/azure-linux/support-cycle.md	⚠️Warning		Details

articles/azure-linux/support-cycle.md

• Line 46, Column 812: [Warning: file-not-found - See documentation] Invalid file link: 'azure/aks/upgrade-os-version'.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

[v-dirichards]

@suhuruli

Can you review the proposed changes?

Important: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[learn-build-service-prod]

Learn Build status updates of commit cbc79b1:

✅ Validation status: passed

File	Status	Preview URL	Details
articles/azure-linux/support-cycle.md	✅Succeeded

For more details, please refer to the build report.

[Court72]

Thanks, @suhuruli. I'll merge this PR based on your approval. If this article requires further changes, please open a separate pull request.