[Tools] Manual Validation - Enumeration Update

[stephengillie]

📖 Description

Adds numerous security, safety, and QOL enhancements, to streamline and modernize the Manual Validation workflow.

✅ Checklist

• Signed the Contributor License Agreement
• Linked to an issue (if applicable)

📦 Manifest Checklist

• Checked that there aren't other open pull requests for the same manifest update/change
• This PR only modifies one (1) manifest
• Validated manifest locally with winget validate --manifest <path> (validation guide)
• Tested manifest locally with winget install --manifest <path>
• Manifest conforms to the 1.12 schema

Note: <path> is the directory containing the manifest you're submitting.

Microsoft Reviewers: Open in CodeFlow

[stephengillie]

Some of these files are in the wrong location. I must have added them to the wrong location due to being tired last night. I'll fix and resubmit.