Fix: fix code snippets for handler and isenabledfor

[mbukeRepo]

This PR adds the correct reference to the code snippets for the following sections

• You can use the logger.isEnabledFor method to check whether any given logging level is enabled:
• Register a log stream handler

For the following page https://learn.microsoft.com/en-us/azure/developer/python/sdk/azure-sdk-logging

[prmerger-automator]

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

[prmerger-automator]

@mbukeRepo : 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 590703a:

✅ Validation status: passed

File	Status	Preview URL	Details
articles/python/sdk/azure-sdk-logging.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

[Court72]

@bobtabor-msft

Can you review the proposed changes?

When the changes are ready for publication, add a #sign-off comment to signal that the PR is ready for the review team to merge.

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

[bobtabor-msft]

@mbukeRepo This submission looks great! Thank you!

It's late on Friday, we're reviewing this and trying to figure out how this happened in the first place. But we'll likely merge this in early next week. Again, thank you for taking the time to submit this PR.

@Court72 Please hold off for a few days until we get a chance to really understand what happened here. Thank you!

[bobtabor-msft]

#sign-off