Fix broken link build warnings

[sdwheeler]

No description provided.

[opbld32]

Docs Build status updates of commit 1fe2c98:

✅ Validation status: passed

File	Status	Preview URL	Details
.openpublishing.publish.config.json	✅Succeeded
archived-reference/7.1/Microsoft.PowerShell.Utility/Get-Verb.md	✅Succeeded	View (powershell-7.1)
archived-reference/docs-conceptual/whats-new/What-s-New-in-PowerShell-71.md	✅Succeeded	View (>=powershell-3.0)
archived-reference/docs-conceptual/whats-new/media/What-s-New-in-PowerShell-70/myscript-error.png	✅Succeeded	View (>=powershell-3.0)
archived-reference/docs-conceptual/whats-new/media/What-s-New-in-PowerShell-70/myscript-geterror.png	✅Succeeded	View (>=powershell-3.0)

For more details, please refer to the build report.

Note: Broken links written as relative paths are included in the above build report. For broken links written as absolute paths or external URLs, see the broken link report.

For any questions, please:

• Try searching the docs.microsoft.com contributor guides
• Post your question in the Docs support channel