tls fix

[rlerdorf]

• Adds the same TLS 1.2/1.3 enforcement that was already applied to determine-revision.ps1 in v0.12
• Adds -UseBasicParsing to all 5 Invoke-WebRequest calls.

[Copilot]

Pull request overview

Updates the action’s PowerShell runner script to enforce modern TLS protocols and make Invoke-WebRequest calls compatible with older Windows PowerShell environments.

Changes:

• Enforce TLS 1.2/1.3 via ServicePointManager.SecurityProtocol.
• Add -UseBasicParsing to all Invoke-WebRequest calls (5 total) to avoid IE/DOM dependencies in Windows PowerShell.

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