Update docs-verifier action and add env variables

[gewarren]

Updated the docs verifier action to a new version and added environment variables for GitHub PR number and token.

[learn-build-service-prod]

Learn Build status updates of commit 0a44ca7:

✅ Validation status: passed

File	Status	Preview URL	Details
.github/workflows/docs-verifier.yml	✅Succeeded

For more details, please refer to the build report.

[Copilot]

Pull request overview

Updates the GitHub Actions workflow used to validate PR builds by switching to a newer docs-verifier action and centralizing the PR metadata/token environment variables.

Changes:

• Switched the Validate step to use dotnet/docs-tools/actions/docs-verifier pinned to a new commit SHA.
• Moved GITHUB_PR_NUMBER and GITHUB_TOKEN environment variables to workflow scope.

[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]

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 ce14921:

✅ Validation status: passed

File	Status	Preview URL	Details
.github/workflows/docs-verifier.yml	✅Succeeded

For more details, please refer to the build report.

[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 d6c4ea4:

✅ Validation status: passed

File	Status	Preview URL	Details
.github/workflows/docs-verifier.yml	✅Succeeded

For more details, please refer to the build report.

[wadepickett]

@gewarren: Approved.