chore: add se for nlb, alb in thailand region

[xshot9011]

Description

I use external dns in aws thailand zone (ap-southeast-7) the new one, so i facing this issue

{"level":"warning","msg":"Could not find canonical hosted zone for domain k8s-internaltool-fbca8857f0-302797409.ap-southeast-7.elb.amazonaws.com. This may be because your region is not supported yet.","time":"2025-03-20T10:01:33Z"}

Fixes #ISSUE

Checklist

• Unit tests updated
• End user documentation updated

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: xshot9011 (4affbd9)

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[k8s-ci-robot]

Hi @xshot9011. Thanks for your PR.

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[mloiseleur]

@xshot9011 The CLA needs to be signed before we can review this PR.

[xshot9011]

Hi @mloiseleur , What would be the next step? Should I wait for them, as I'm not very familiar with the process?

[ivankatliarchuk]

[xshot9011]

@ivankatliarchuk , thank you, i have signed CLA and change commit email

[ivankatliarchuk]

/ok-to-test

[ivankatliarchuk]

/lgtm

/assign @mloiseleur

[mloiseleur]

/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: ivankatliarchuk, mloiseleur

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