Fixes #12620 - Describe behavior of Local scope modifier

[sdwheeler]

PR Summary

Describe behavior of Local scope modifier

• Fixes AB#545454
• Fixes Local: scope modifier #12620

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 contributor's guide.
• Style: This PR adheres to the style guide.

[learn-build-service-prod]

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[Copilot]

Pull request overview

This PR enhances the documentation for the Local: scope modifier in PowerShell by adding a more detailed explanation of its behavior. The update clarifies that when using Local:, PowerShell doesn't search parent scopes and will create new items in the current scope if they don't exist.

Changes:

• Added detailed behavioral description for the Local: scope modifier
• Updated the ms.date field to reflect the documentation revision date

Reviewed changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated no comments.

File	Description
reference/7.6/Microsoft.PowerShell.Core/About/about_Scopes.md	Enhanced Local: scope modifier documentation with search behavior details
reference/7.5/Microsoft.PowerShell.Core/About/about_Scopes.md	Enhanced Local: scope modifier documentation with search behavior details
reference/7.4/Microsoft.PowerShell.Core/About/about_Scopes.md	Enhanced Local: scope modifier documentation with search behavior details
reference/5.1/Microsoft.PowerShell.Core/About/about_Scopes.md	Enhanced Local: scope modifier documentation with search behavior details

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[learn-build-service-prod]

Learn Build status updates of commit 85253a6:

✅ Validation status: passed

File	Status	Preview URL	Details
reference/5.1/Microsoft.PowerShell.Core/About/about_Scopes.md	✅Succeeded	View (powershell-5.1)
reference/7.4/Microsoft.PowerShell.Core/About/about_Scopes.md	✅Succeeded	View (powershell-7.4)
reference/7.5/Microsoft.PowerShell.Core/About/about_Scopes.md	✅Succeeded	View (powershell-7.5)
reference/7.6/Microsoft.PowerShell.Core/About/about_Scopes.md	✅Succeeded	View (powershell-7.6)

For more details, please refer to the build report.