Corrected text for Unauthenticated Sender

[urgandhi]

We show the domain only not the user@domain

[opbld33]

Docs Build status updates of commit 5909c0f:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/Set-AntiPhishPolicy.md	✅Succeeded	View (exchange-ps)

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[opbld32]

Docs Build status updates of commit dfe4c2c:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/Set-AntiPhishPolicy.md	✅Succeeded	View (exchange-ps)

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.

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[opbld31]

Docs Build status updates of commit e61ffd3:

🕙 Pending: waiting for processors (31 builds ahead of you)

⚠️ Docs Build is busy, currently there are 31 builds ahead of this one, for more information you can view the Build queue graph on the Docs Portal.

[opbld33]

Docs Build status updates of commit e61ffd3:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/exchange/Set-AntiPhishPolicy.md	✅Succeeded	View (exchange-ps)

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 in the Docs contributor and Admin Guide
• See the frequently asked questions
• Post your question in the Docs support channel