Update marko-5-upgrade.md

[mlrawlings]

Description

Checklist:

• I have read the CONTRIBUTING document and have signed (or will sign) the CLA.
• I have updated/added documentation affected by my changes.
• I have added tests to cover my changes.

[changeset-bot]

🦋 Changeset detected

Latest commit: aac19cc

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
marko	Patch

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[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (93ebf90) 84.89% compared to head (aac19cc) 84.89%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2027   +/-   ##
=======================================
  Coverage   84.89%   84.89%           
=======================================
  Files         225      225           
  Lines       18735    18735           
=======================================
  Hits        15906    15906           
  Misses       2829     2829           

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