New version: Splashtop.SplashtopStreamer.Deployment.MSI version 3.8.0.4

[BinBinTsai]

Checklist for Pull Requests

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• Is there a linked Issue? If so, fill in the Issue number below.
  • Resolves #[Issue Number]

Manifests

• Have you checked that there aren't other open pull requests for the same manifest update/change?
• This PR only modifies one (1) manifest
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• Have you tested your manifest locally with winget install --manifest <path>?
• Does your manifest conform to the 1.10 schema?

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

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Microsoft Reviewers: Open in CodeFlow

[wingetbot]

Validation Pipeline Run WinGetSvc-Validation-130-336362-20260204-1