Update TimescaleDB download links for Windows to 2.26.2

[surister]

Describe your changes

Update timescale windows links.

What did you change? Why did you change it?

Related Issues

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• - Is this ready for review? If not, raise as a draft PR
• - This has deployed to a staging environment correctly
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• - I have verified all images and videos match production (or dev for unreleased features).
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• - This references a feature that is public. If not, add a note and we can schedule the merge for after the feature release.

[github-actions]

Allow 10 minutes from last push for the staging site to build. If the link doesn't work, try using incognito mode instead. For internal reviewers, check web-documentation repo actions for staging build status. Link to build for this PR: http://docs-dev.timescale.com/docs-surister-patch-1