[Peek] Preview CSV correctly (Works if rename ext to `.txt`) (Unrelated to Office files preview)

[pep-sanwer]

Microsoft PowerToys version

0.82.0

Installation method

PowerToys auto-update

Running as admin

Yes

Area(s) with issue?

Peek

Steps to reproduce

This is not a dup of prior issues like: https://github.com/microsoft/PowerToys/issues/26210 or https://github.com/microsoft/PowerToys/issues/26253

Peeks seems to try and render CSVs using Excel, but fails:

Renaming the file with .txt works as expected:

Thank you to the team for such an incredible productivity boosting tool!

✔️ Expected Behavior

A preview of the CSV file (CSV is just plain text not a proprietary XML Office format)

❌ Actual Behavior

Preview fails as it tries to render as an Excel file

Other Software

No response

[github-actions[bot]]

Hi I'm an AI powered bot that finds similar issues based off the issue title.

Please view the issues below to see if they solve your problem, and if the issue describes your problem please consider closing this one and thumbs upping the other issue to help us prioritize it. Thank you!

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