General maintenance: Rakuten.Viber version 28.4.1.0

[DandelionSprout]

📖 Description

• Various tag adjustments for easier searching.
• Added trailing dot to ShortDescription for professionality.
• Updated the Publisher year.

✅ Checklist

• Signed the Contributor License Agreement
• Linked to an issue (if applicable)
  • Resolves #[Issue Number]

📦 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

[wingetbot]

Validation Pipeline Run WinGetSvc-Validation-148-410207-20260731-1

[DandelionSprout]

Regarding Policy-Test-2.5, I'll await the outcome of the pipelines in #410215 before determining what to do next.

[DandelionSprout]

Checking the logs: It's the Publisher section that triggered it?????????

[wingetbot]

Validation Pipeline Run WinGetSvc-Validation-148-410207-20260731-2

[wingetbot]

Validation Pipeline Run WinGetSvc-Validation-148-410207-20260731-3

[wingetbot]

Publish pipeline succeeded for this Pull Request. Once you refresh your index, this change should be present.