[9.0] (backport #19189) ci(gvm): use a different URL

[mergify]

Motivation/summary

https://storage.googleapis.com/golang/ is not working, see https://storage.googleapis.com/golang/go1.25.2.linux-amd64.tar.gz

Checklist

• Update CHANGELOG.asciidoc
• Documentation has been updated

For functional changes, consider:

• Is it observable through the addition of either logging or metrics?
• Is its use being published in telemetry to enable product improvement?
• Have system tests been added to avoid regression?

How to test these changes

Related issues

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This is an automatic backport of pull request #19189 done by [Mergify](https://mergify.com).

[github-actions]

🤖 GitHub comments

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Just comment with:

• run docs-build : Re-trigger the docs validation. (use unformatted text in the comment!)

[mergify]

This pull request has been removed from the queue for the following reason: checks failed.

The merge conditions cannot be satisfied due to failing checks:

• ❌ system-test

You can check the last failing draft PR here: #19194.

You may have to fix your CI before adding the pull request to the queue again.
If you update this pull request, to fix the CI, it will automatically be requeued once the queue conditions match again.
If you think this was a flaky issue instead, you can requeue the pull request, without updating it, by posting a @mergifyio requeue comment.

[mergify]

This pull request has not been merged yet. Could you please review and merge it @v1v? 🙏

[elasticmachine]

💚 Build Succeeded

• Buildkite Build
• Commit: c8a3792

History

• 💔 Build #6578 failed 3eac7a5

cc @v1v