Casing updates to PcsvDevice

[robinharwood]

PR Summary

This pull request includes modifications to the PcsvDevice.md file. The changes involve updating the module name and the cmdlets section title to use the correct casing for PcsvDevice.

Key changes:

• docset/winserver2022-ps/pcsvdevice/PcsvDevice.md: The module name has been updated from PCSVDevice to PcsvDevice to follow the correct naming convention.
• docset/winserver2022-ps/pcsvdevice/PcsvDevice.md: The title for the cmdlets section has been updated from PCSVDevice Cmdlets to PcsvDevice Cmdlets to maintain consistency with the module name.

PR Checklist

• [x] Descriptive Title: This PR's title is a synopsis of the changes it proposes.
• [x] Summary: This PR's summary describes the scope and intent of the change.
• [x] Contributor's Guide: I have read the contributors guide.
• [x] Style: This PR adheres to the style guide.

[learn-build-service-prod[bot]]

Learn Build status updates of commit 4ca96b2:

:white_check_mark: Validation status: passed

File	Status	Preview URL	Details
docset/winserver2022-ps/pcsvdevice/PcsvDevice.md	:white_check_mark:Succeeded	View (WindowsServer2022-ps)

For more details, please refer to the build report.

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[robinharwood]

Minor updates only, merging.