Update metrics-troubleshoot.md

[sakkuntyo]

We have confirmed internally at Microsoft, with the involvement of the PG team, that there are no specification errors in displaying 31 days.

[prmerger-automator]

@sakkuntyo : Thanks for your contribution! The author(s) have been notified to review your proposed change.

[learn-build-service-prod]

Learn Build status updates of commit 469f91a:

✅ Validation status: passed

File	Status	Preview URL	Details
articles/azure-monitor/essentials/metrics-troubleshoot.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

[sakkuntyo]

If you need to share the information confirmed within the company, please contact [email protected] via Teams.

[Jak-MS]

@vgorbenko
Can you review the proposed changes?

Important: When the changes are ready for publication, adding a #sign-off comment is the best way to signal that the PR is ready for the review team to merge.

#label:"aq-pr-triaged"
@MicrosoftDocs/public-repo-pr-review-team

[github-actions]

This pull request has been inactive for at least 14 days. If you are finished with your changes, don't forget to sign off. See the contributor guide for instructions.
Get Help
Docs Support Teams Channel
Resolve Merge Conflict