Fixes #8277 - Add more instrinsic members

[sdwheeler]

PR Summary

Fixes AB#1894745 - Fixes #8277 - Add more instrinsic members

Select the area of the Table of Contents containing the documents being changed.

Conceptual content

• Overview and Install
• Learning PowerShell
  • PowerShell 101
  • Deep dives
  • Sample scripts
  • Remoting
• Release notes (What's New)
• Windows PowerShell
  • WMF, ISE, release notes, etc.
• DSC articles
• Community resources
• Gallery articles
• Scripting and development
  • Language Spec
  • Legacy SDK

Cmdlet reference & about_ topics

• Preview content
• Version 7.2 content
• Version 7.1 content
• Version 7.0 content
• Version 5.1 content

PR Checklist

• I have read the contributors guide and followed the style and process guidelines
• PR has a meaningful title
• PR is targeted at the staging branch
• All relevant versions updated
• Includes content related to issues and PRs - see Closing issues using keywords.
• This PR is ready to merge and is not Work in Progress
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[opbld30]

Docs Build status updates of commit 1bd37c1:

✅ Validation status: passed

File	Status	Preview URL	Details
reference/5.1/Microsoft.PowerShell.Core/About/about_Intrinsic_Members.md	✅Succeeded	View (powershell-5.1)
reference/5.1/Microsoft.PowerShell.Core/About/about_Operators.md	✅Succeeded	View (powershell-5.1)
reference/7.0/Microsoft.PowerShell.Core/About/about_Intrinsic_Members.md	✅Succeeded	View (powershell-7)
reference/7.0/Microsoft.PowerShell.Core/About/about_Operators.md	✅Succeeded	View (powershell-7)
reference/7.1/Microsoft.PowerShell.Core/About/about_Intrinsic_Members.md	✅Succeeded	View (powershell-7.1)
reference/7.1/Microsoft.PowerShell.Core/About/about_Operators.md	✅Succeeded	View (powershell-7.1)
reference/7.2/Microsoft.PowerShell.Core/About/about_Intrinsic_Members.md	✅Succeeded	View (powershell-7.2)
reference/7.2/Microsoft.PowerShell.Core/About/about_Operators.md	✅Succeeded	View (powershell-7.2)

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