Minor change to clarify example 2

[siliebal-ms]

Clarified the example description to indicate multiple applications can be removed.

[learn-build-service-prod]

Learn Build status updates of commit 77d1310:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/ExchangePowerShell/Remove-HVEAppAccess.md	✅Succeeded	View (exchange-ps)

For more details, please refer to the build report.

[learn-build-service-prod]

Learn Build status updates of commit c764bb6:

✅ Validation status: passed

File	Status	Preview URL	Details
exchange/exchange-ps/ExchangePowerShell/Remove-HVEAppAccess.md	✅Succeeded	View (exchange-ps)

For more details, please refer to the build report.

[github-actions]

@lusassl-msft
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