Update release notes

[sdwheeler]

PR Summary

Update release notes

• Fixes AB#560609

PR Checklist

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

[learn-build-service-prod]

PoliCheck Scan Report

The following report lists PoliCheck issues in PR files. Before you merge the PR, you must fix all severity-1 and severity-2 issues. The AI Review Details column lists suggestions for either removing or replacing the terms. If you find a false positive result, mention it in a PR comment and include this text: #policheck-false-positive. This feedback helps reduce false positives in future scans.

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[learn-build-service-prod]

Learn Build status updates of commit b3b21eb:

✅ Validation status: passed

File	Status	Preview URL	Details
powershell-gallery/docs-conceptual/powershellget/psresourceget-release-notes.md	✅Succeeded	View (>=powershellget-2.x)
powershell-gallery/powershellget-3.x/Microsoft.PowerShell.PSResourceGet/About/about_PSResourceGet.md	✅Succeeded	View (powershellget-3.x)

For more details, please refer to the build report.

[Copilot]

Pull request overview

Updates PSResourceGet documentation to reflect the GA/stable release of Microsoft.PowerShell.PSResourceGet v1.2.0 and adds corresponding release notes/history.

Changes:

• Update docs metadata dates and adjust the about topic to reference v1.2.0 (GA) instead of v1.2.0-rc3.
• Update release notes to mark v1.2.0 as the current stable release and add a new 1.2.0 release-notes entry.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
powershell-gallery/powershellget-3.x/Microsoft.PowerShell.PSResourceGet/About/about_PSResourceGet.md	Updates ms.date and short description to reference PSResourceGet v1.2.0 (GA).
powershell-gallery/docs-conceptual/powershellget/psresourceget-release-notes.md	Updates current stable version, adds v1.2.0 to release history, and adds GA release notes.

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[learn-build-service-prod]

PoliCheck Scan Report

The following report lists PoliCheck issues in PR files. Before you merge the PR, you must fix all severity-1 and severity-2 issues. The AI Review Details column lists suggestions for either removing or replacing the terms. If you find a false positive result, mention it in a PR comment and include this text: #policheck-false-positive. This feedback helps reduce false positives in future scans.

✅ No issues found

More information about PoliCheck

Information: PoliCheck | Severity Guidance | Term
For any questions: Try searching the learn.microsoft.com contributor guides or post your question in the Learn support channel.

[learn-build-service-prod]

Learn Build status updates of commit 2efddd0:

✅ Validation status: passed

File	Status	Preview URL	Details
powershell-gallery/docs-conceptual/powershellget/psresourceget-release-notes.md	✅Succeeded	View (>=powershellget-2.x)
powershell-gallery/powershellget-3.x/Microsoft.PowerShell.PSResourceGet/About/about_PSResourceGet.md	✅Succeeded	View (powershellget-3.x)

For more details, please refer to the build report.