Fix malformed note alert in microsoft defender offline

[Rageking8]

Fix broken note alert at the beginning of the microsoft defender offline article.

[learn-build-service-prod]

Learn Build status updates of commit 5c8747f:

✅ Validation status: passed

File	Status	Preview URL	Details
defender-endpoint/microsoft-defender-offline.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel

[denisebmsft]

Thank you @Rageking8

[learn-build-service-prod]

Learn Build status updates of commit b3391ca:

✅ Validation status: passed

File	Status	Preview URL	Details
defender-endpoint/microsoft-defender-offline.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel

[learn-build-service-prod]

Learn Build status updates of commit 98dfcb8:

✅ Validation status: passed

File	Status	Preview URL	Details
defender-endpoint/microsoft-defender-offline.md	✅Succeeded

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel